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DavidV

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Posts posted by DavidV

  1. Few people would openly admit that they prefer irrational treatments and doctors. But most people do in fact advocate irrational health practices – using pseudonyms for “irrational” as “holistic,” “alternative,” “homeopathic” and the deadly “natural.”

    Medicine requires reason

    The human body operates according to certain causal principles. If we wish to make a change in our health, we must understand some of those causal principles and act according to our understanding. To act without a rational basis is to disconnect our goals from their achievement. Irrationality does not guarantee failure — it just means that success, to the extent that it happens, will be due to other factors that our goals.

    The study of human health is especially difficult

    In the field of health, especially rigorous rationality is necessary for at least five reasons:

    1. The human body will solve, or at least try to solve most problems on its own. This makes establishing causality due external factors quite difficult and introduces biases such as the placebo effect and the regression fallacy.
    2. The body is very complex! Because it evolved over billions of years, the causal relationships in the body are extremely complex and interdependent.
    3. For example, even if we know that the body has too little of a certain substance, taking that substance may: a: not do anything b: cause the body to produce even less of the substance or c: cause an unpredictable side effect. On the other hand, if the body has too much of something, then the solution may be to a: consume less of that substance b: consume more of that substance or c: the consumption has no relationship at all to the level of that substance.
    4. It can be difficult to measure the extent to which medical problems are solved. While some things can be measured, many things, such as pain levels are very difficult to quantify.
    5. It is difficult to isolate causal factors in human beings since changes in health take time to develop and we can’t control every factor during an experiment or dissect human subjects when it is over.
    6. Humans tend to be irrational when it comes to their own mortality! We fear death, leading us to irrational over or under spending on health as well as being especially vulnerable to all the logical fallacies.

    In medicine, rationality requires quality science research

    There is a name for the field that applies rigor to the discovery of facts about nature: science. Science has been so successful in improving the state of human knowledge that many irrational, anti-scientific quacks have begun to use the term “scientific” to describe anti-scientific practices and ideas. In response to this, the medical community has come up with a term which identifiers the distinguishing aspect of rationality: “evidence based medicine.” This phrase is a necessary redundancy that identifies the essential characteristic of science: that it is based on sensory evidence. The alternative to non-evidence based science is not science at all, but emotionalism – “I feel it is true, so it must be.”

    In the last hundred years, we have discovered certain practices for ensuring the conclusions of our medical experiments are valid. We know experimentally that observing these practices leads to more accurate conclusions. Let me emphasize that: the truth of medical claims is strongly correlated with the degree to which experiments follow accepted scientific standards. There are a number of objective scales for measuring the quality of an experiment.

    Five characteristics of quality medical studies

    Here is the essence of quality medical studies:

    1. The experiment and its results are fully described in enough detail to reproduce and compare the results
    2. There is a randomized control group
    3. The selection of control subjects is double blind
    4. The methods of randomization and blinding are accurately described and appropriate
    5. There is a description of withdrawals and dropouts.

    How to judge health claims

    Unfortunately, it is difficult to design good experiments and more difficult still to reach firm conclusions from most experiments. In the legitimate (“evidence-based”) medical community, the degree to which practitioners adhere to the principles varies greatly – but they at least try. Fortunately, in the “quack community,” while there is sometimes the pretense of evidence, basic scientific principles are so grossly violated and ignored that is becomes easy to distinguish fraud from legitimate science.

    Here is an important point: it is difficult to make firm conclusions in medicine. But when valid scientific principles are not followed, it is easy to conclude that no valid conclusion can be reached. In other words, you can’t always be sure what’s good for you, but you can be sure when someone is talking nonsense.

    Another important point: When someone makes irrational health claims, it does not mean that those claims are false. It just means those claims were not derived by rational (scientific) principles, and so we cannot anything about their truth – we can only ignore them as arbitrary. It is as if someone claimed invisible, undetectable pink unicorn in the sky - that which cannot be proven or disproved can only be dismissed.

    How can we apply these ideas? It so happens that most health claims in the non-scientific media and many health “practitioners” are unscientific. This does not mean that they are wrong, or that people don’t feel helped by them. It means that their claims have no connection to reality.

     

    In some cases, the practices that quacks suggest are helpful — but not for the reasons they identify. More importantly, in all cases following rational, scientific principles leads increases the likely hood of successful outcomes over quackery (aka emotionalism).

     

    To conclude, to judge whether a medical claim is legitimate or arbitrary nonsense, check whether:

     

    1. It is based on quality experiments
    2. It is consistent with medical consensus (of evidence-based medicine)
    3. The certainty of the claim is well-established (by numerous studies, systematic reviews, etc

     

    Further Reading

     

    TruthJusticeAndTheAmericanWay?d=yIl2AUoC TruthJusticeAndTheAmericanWay?i=T3UQbYmm TruthJusticeAndTheAmericanWay?i=T3UQbYmm
    T3UQbYmmpF0

    Cross-posted from Metablog
  2. I simply endorse trying to be part of the process, and not leaving the of picking candidates to the MSM and conservatives with plenty of time on their hands.

    This is a false dichotomy. Real intellectual activism is a million times more effective than wasting time and/or money on political campaigns. I will do more good with this forum than millions donated to Ron Paul.

  3. A defeatist attitude easily becomes a self-fulfilling prophesy.

    You are delusional. That's OK. 99.99% of the electorate is as well.

    There are three kinds of politician delusions:

    1: Most voters are delusional about their candidate's chances of winning.

    2: But more fundamentally, almost all voters are delusional about the ability of a politician to use political coercion to do good.

    Almost all people suffer from the first two delusions. But the third is common as well:

    3: The delusion that one can use the political system to impose limits on the political system.

    For more on the third delusion, see http://www.dailypaul.com/139698/stefan-molyneux-on-ron-pauls-philosophies

  4. You are ignoring some essential facts.

    The reality is that Ron Paul will never win. And even if he win, he would achieve nothing because the entire political system would oppose him. And even if he somehow gained dictatorial powers, he would only cause civil war because the 80% of Americans who derive a significant portion of their income from the state would riot.

    In our current intellectual climate, advocacy of rational policies is inversely proportional with the probability of winning elections. And if that ever changes, the candidates won't need our support anymore.

    So the real question is - why would anyone waste resources on politicians when there are real causes worth supporting?

  5. You should lose the "dollar sign" in the title graphic as it represents an immoral government-sponsored system of currency. Its a particularly antithetical symbol to be combined with Objectivism.

    You are welcome to provide a better image. It was the best I could find on short notice. I'll post the PSD if you like.

  6. The forum rules prohibite "profane" content, which means "to treat (something sacred) with abuse, irreverence, or contempt. They do not prohibit profanity. I would futher say "we are not children here," but I do not accept the premise that secrets (or concepts) should be kept hidden from children either.

    So I will say that I believe in effective communitication, whatever that entails. If your communication is full of fallacies, emotional appeals, dishonesty, or irrelevancies, then it doesn't matter how decorous it is. But as we are human beings with different levels of maturity and education and strong emotions, I do not object to appropriate use of profanity. And I think it's silly to self-censor the name of a television show.

  7. Major news sources may have published information, but many have worked with the government and redacted information contained within intelligence reports, situation reports, cables, etc...

    This is equally true of Wikileaks. They have only released information after working with major news organization to screen them. Less than 1% of the 250,000 cables have been released so far.

    There is a lie being spread by the government/media that they are releasing "raw" data- this is just a smear campaign.

  8. The biggest revelation to date is this: When pushed, the US government will behave no differently from any tin-pot dictatorship in the lengths to which it will go to cover up its wrongdoings from the people it ostensibly exists to serve. The illusion that US citizens enjoy freedom of speech or anything resembling government transparency, indeed the very notion that we live under a "government of the people", has been busted wide open.

    Assange: "We have clearly stated motives, but they are not antiwar motives. We are not pacifists. We are transparency activists who understand that transparent government tends to produce just government. And that is our sort of modus operandi... to get out suppressed information into the public"

    http://www.campaignforliberty.com/article.php?view=1245

  9. Sunday 12/18/10 from 11:00 – 5:00 p.m.

    235 E 53rd Street

    Apt. 3-B

    (469) 865-0375

    Hello All,

    My wife and I are moving to China at the end of the month and we've decided to sell nearly all of our possessions, including furniture, electronics, books, and media. Please review the list below to see if there is anything you like. I have priced the items optimistically, but please send me ANY price if you want something as we can’t take this stuff with us and we’d like it to go to a good home.

    Don't miss the FREE category and the end.

    1 - FURNITURE

    2 Modern Glass, Wood & Metal Bookcases $200

    http://newyork.craigslist.org/mnh/fuo/2107945584.html

    Modern glass pub dining table and chairs $150

    http://newyork.craigslist.org/mnh/fuo/2113316236.html

    Ital sofa imported 3-piece sectional couch $500

    http://newyork.craigslist.org/mnh/fuo/2113313690.html

    L-Shaped Aluminum/Frosted Glass Desk $100

    http://newyork.craigslist.org/mnh/fuo/2113314415.htm

    Large Trestle Desk - Antique Black $100

    http://newyork.craigslist.org/mnh/fuo/2084602403.html

    Z-Shaped Modern aluminum filing cabinet $30

    http://newyork.craigslist.org/mnh/fuo/2120193638.html

    Modern king sized bed with headboard and platform $200

    http://newyork.craigslist.org/mnh/fuo/2113321774.html

    Spring Air King sized mattress $75

    http://newyork.craigslist.org/mnh/fuo/2120195588.html

    Modern black bedside table $30

    http://newyork.craigslist.org/mnh/fuo/2113722438.html

    2 - ELECTRONICS

    Highlights:

    19" LCD monitor $90

    http://newyork.craigslist.org/mnh/sys/2120223253.html

    27" LCD $320

    http://newyork.craigslist.org/mnh/sys/2120221668.html

    Sony Alpha 350 14Mpix DSLR camera $600

    My desktop computer:

    HP Pavilion Desktop tower with media bay

    AMD Athlon X2+ 5600 Dual Core

    Upgrade: 4GB DDR2 800

    Upgrade: 1.5 TB SATA hard drive

    Upgrade: GeForce GTS250 gaming graphics card

    Upgrade: Modular 500Watt PSU

    Upgrade: Brand new DVD-RW 28X with LightScribe

    Licensed Windows 7 Ultimate

    Licensed Office 2010 Premium

    http://newyork.craigslist.org/mnh/sys/2113322958.html

    $600

    See also my Amazon Storefront for more details on the electronics:

    http://www.amazon.com/shops/davidv

    3: BOOKS - $1 each for most titles

    I have complete sets of books by these authors and many more:

    Ayn Rand (and all related books published by ARI)

    Leonard Peikoff

    James Clavell (most)

    Robert A Heinlein (includes a number of first editions)

    Larry Niven

    Neal Stephenson

    William Gibson

    Vernor Vinge

    Programming books - .net, web and general

    Any many more...

    Check this link to get an idea of the rest of my collection:

    http://rationalmind.net/david/deliciouslibrary/

    4: DVD's - $2 each

    Several dozen DVDs

    FREE:

    Black Bookcase-a little roughed up

    Any kind of computer and audio/video cable imaginable

    Clothes hangers

    Sports gear

    For more info, please come to our open house!

  10. Many people are uncritically accepting the government's and the media's lies without doing much research. Some facts:

    WikiLeaks is a four year old organization based outside of the U.S.

    Over the last four years, WikiLeaks has published many leaked documents, most of it having nothing to do with the United State government.

    WikiLeaks does not obtain any information, illegally or otherwise. It only publishes information which is provided do it anonymously by third parties.

    U.S. law applies within the United States. The United States is not a global dictatorship (yet.)

    A group of foreign citizens doing something in a foreign country cannot be guilty of treason. Treason is something that applies to U.S. citizens living under United States law.

    Major U.S. newspapers are publishing the same materials which was published by WikiLeaks without any consequences. This is because the U.S. government feels that there will be less of an outrage if it violates the rights of a group of unknowns rather than a major newspaper.

    The Supreme Court has ruled that publishing secret government documents by the media is protected by the first amendment. See http://en.wikipedia.org/wiki/Pentagon_Papers

    There is no evidence of anyone ever being harmed by the leaks. The leaked cables are carefully selected and edited before release.

    Meanwhile, hundreds of thousands of people died and are still dying because the U.S. government lied.

  11. 235 E 53rd Street

    Apt. 3-B

    New York, NY 10022

    (469) 865-0375

    Hello all,

    My wife and I are moving to China at the end of the month and we've decided to sell nearly all of our possessions, including furniture, electronics, books, and media. Please review the list below to see if there is anything you like. I have priced the items optimistically, but please send me a price if you want something as we can’t take this stuff with us and we’d like it to go to a good home.

    We are having an open house Sunday the 12th from noon to 4pm for anyone who wants to go through our books and movies or take any of the free stuff we have.

    Please don't miss the FREE category and the end.

    1 - FURNITURE

    2 Modern Glass, Wood & Metal Bookcases

    http://newyork.craigslist.org/mnh/fuo/2092354633.html

    Modern wood media center/tv stand

    http://newyork.craigslist.org/mnh/fuo/2098954975.html

    Modern glass pub dining table and chairs

    http://newyork.craigslist.org/mnh/fuo/2098947600.html

    Ital sofa imported 3-piece sectional couch

    http://newyork.craigslist.org/mnh/fuo/2098938044.html

    L-Shaped Aluminum/Frosted Glass Desk

    http://newyork.craigslist.org/mnh/fuo/2084323321.html

    Large Trestle Desk - Antique Black

    http://newyork.craigslist.org/mnh/fuo/2084602403.html

    Z-Shaped Modern aluminum filing cabinet

    http://newyork.craigslist.org/mnh/fuo/2099486757.html

    Modern king sized bed with headboard and platform

    http://newyork.craigslist.org/mnh/fuo/2099475516.html1`

    King sized mattress

    http://newyork.craigslist.org/mnh/fuo/2099485879.html

    Modern black bedside table

    http://newyork.craigslist.org/mnh/fuo/2099476567.html

    Moroccan six sided plant stand

    2 - ELECTRONICS

    Highlights:

    19" LCD

    27" LCD

    Sony Alpha 350 14Mpix DSLR camera

    My desktop computer:

    HP Pavilion Desktop tower with media bay

    AMD Athlon X2+ 5600 Dual Core

    Upgrade: 4GB DDR2 800

    Upgrade: 1.5 TB SATA hard drive

    Upgrade: GeForce GTS250 gaming graphics card

    Upgrade: Modular 500Watt PSU

    Upgrade: Brand new DVD-RW 28X with LightScribe

    Licensed Windows 7 Ultimate

    Licensed Office 2010 Premium

    $600

    See also my Amazon Storefront:

    http://www.amazon.com/shops/davidv

    3: BOOKS - $1 each

    I have complete sets of books by these authors and many more:

    Ayn Rand (and all related books published by ARI)

    Leonard Peikoff

    James Clavell (most)

    Robert A Heinlein (includes a number of first editions)

    Larry Niven

    Neal Stephenson

    William Gibson

    Vernor Vinge

    Programming books - .net, web and general

    Any many more...

    4: DVD's - $2 each

    Several dozen DVDs.

    FREE:

    Black Bookcase-a little roughed up

    Any kind of computer and audio/video cable imaginable

    Clothes hangers

    Sports gear

    For more, please come to our open house!

  12. By the way, when I was looking for an internship in 2003, I emailed ARI, offering to redesign their website for free. They said no - they had hired an expensive marketing company, the first of a series they use to periodically redesign their site. It was a dumb idea - you can't build a long-term presence with a marketing mindset.

    After ARI said no, I made the same offer to the Mises Institute instead. They accepted, and seven years later, I still run their site as part-time hobby with virtually no budget. Meanwhile, ARI, which has has a budget of over twice that of Mises Institute and has probably spent hundreds of thousands, if not millions on their website, gets less than 1/10th of the traffic. It's not just me that's made the difference - it's their whole approach that's problematic. I've mentioned it many times, but no one over there seems to get it.

  13. Here's an update a year later.

    2009:

    post-1-022634300 1286371996_thumb.png

    2010:

    post-1-014762400 1286371907_thumb.png

    Green is my investment account (stocks), brown and black are my retirement accounts (gold & high-dividend yields).

    As you can see, I didn't do as well in 2010 as in 2009. This was unsurprising, since the stocks have rebounded but the economy is not recovering. I'm still beating the S&P by a healthy margin with minimal additional risk.

    I've accumulated an excess of cash because I am making some big lifestyle changes and may need it soon. I don't know what a safe near-liquid investment would be though.

    Also, I have no bonds - which is a problem, but I don't know enough to pick them yet.

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