[Catalist] Catalist Digest, Vol 67, Issue 3

Vaille Dawson vaille.dawson at uwa.edu.au
Fri May 4 09:25:09 AEST 2018


Here here, Yarra.

An elementary text for those who may wish to better understand the nature of science is chapter 1 of The Art of Teaching Science for preservice science teachers.

Vaille

Sent from my iPad

> On 4 May 2018, at 12:03 AM, "catalist-request at lists.stawa.net" <catalist-request at lists.stawa.net> wrote:
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> Today's Topics:
> 
>   1. All In The Mind (Yarra Korczynskyj)
> 
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> ----------------------------------------------------------------------
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> Message: 1
> Date: Fri, 4 May 2018 00:01:50 +0800
> From: Yarra Korczynskyj <yarra.k at iinet.net.au>
> To: catalist at lists.stawa.net
> Subject: [Catalist] All In The Mind
> Message-ID: <918afd09-4030-8cde-5a4e-ff9e7231e19a at iinet.net.au>
> Content-Type: text/plain; charset="windows-1252"; Format="flowed"
> 
> I would hate to restart any further discussion on religious belief and 
> it's non-place in 'science', (indeed I very much concur with Brendan 
> O'Brien's comments) however RN's 'All in the Mind' program, 'A Believing 
> Brain' has some thoughtful commentary on belief which would obviously be 
> of interest to several on this list, and which includes contributions 
> from Brian Greene (at the start and then again in the last few minutes):
> http://www.abc.net.au/radionational/programs/allinthemind/the-believing-brain/9667324
> 
> And while I'm here ...
> While the issue of climate change is indeed complicated, conclusions of 
> the vast majority of 'environmental' scientists, covering a broad range 
> of such sciences, are NOT 'only based on computational models'.
> And the fact that 'There are senior scientists who ...' or that there 
> are '... many Fellows who ...' (oh gee, even 'Fellows', must I 
> genuflect?) ... is meaningless unless there is some relevant expertise 
> in there. That the AAS has no position on the subject is a poor 
> reflection on the geriatrics of the AAS and not much else. The IOP 
> certainly do:
> http://www.iop.org/news/15/jul/file_65971.pdf
> And then there's the AAAS or the NCAR, NOAA or ... even NASA.
> And what scientist would express 'absolute certainty' about 'anything'? 
> Is general relativity 'absolutely' correct and here for all time? How 
> 'absolutely certain' are we about dark matter or energy (whatever they 
> are?).
> And of all people why on Earth listen to Happer - because he's a 
> Princeton prof? The guy's a looney tune. (I wouldn't normally 'go the 
> man', but it seems that 'stature' is being used as a guide to veracity, 
> so I think in this case it's justified ...?)
> I don't know what 'literature' is being referred to and I couldn't get 
> the CNN link to work but there's a typical interview with Happer 
> embedded in this article (by that nasty lefty publication, The Guardian):
> https://www.theguardian.com/environment/planet-oz/2017/feb/21/trumps-potential-science-adviser-william-happer-hanging-around-with-conspiracy-theorists
> 
> Unbelievable that there's a need for this discussion; bit like bloody 
> religion!
> Cheers
> Yarra
> 
>> On 02-Apr-18 10:36 AM, Igor Bray wrote:
>> Leon, may I assure you, with an exceedingly high degree of confidence, 
>> that Science will never be a religion. It is a human activity, but its 
>> culture is to critically analyse every message irrespective of the 
>> messenger. Consensus plays no role in determining what is true and 
>> what is not. Science is not a democracy, and most progress has come 
>> from individuals who dared to question the status quo.
>> 
>> The issue of climate change science is very complicated as it is 
>> attempting to be predictive with only computational models in its 
>> arsenal. This is a relatively new development made possible only due 
>> to the immense growth in computational technology. There are senior 
>> scientists who do not subscribe to ?anthropogenic climate change?. For 
>> example, despite immense social/political pressure the Australian 
>> Academy of Science does not have a position on the subject. I?m told 
>> that there are sufficiently many Fellows who are not convinced. I have 
>> been to several talks by proponents who have made a strong case, but 
>> none expressed absolute certainty, or referred to consensus as a part 
>> of the process. Instead, the reference is to risk-management. I have 
>> also been to talks at highly regarded institutions such as Princeton, 
>> by the emeritus professor William Happer who has given me very 
>> readable literature that argues against the consensus view. He was 
>> going to be used by Trump as a science advisor, but I think this has 
>> fallen through. This literature, while arguing against anthropogenic 
>> climate change, is also supportive of renewable energy and expresses 
>> concern due to overpopulation and the associated environmental 
>> degradation. CNN interview https://www.youtube.com/watch?v=Bf3I_7-Nbpo 
>> <https://www.youtube.com/watch?v=Bf3I_7-NBpo>?gives a hint of the 
>> emotion and complexity of the problem. Freeman Dyson, of Quantum 
>> Electro Dynamics fame, is another contrarian who is a colleague of 
>> Happer at Princeton. No simple answers here.
>> 
>> Lastly, like others on this thread before me, I?d like to say that I 
>> have no concerns about science being taught at WA schools, be they 
>> public, religious or independent. Physics is going through a 
>> delightful growth at both UWA and Curtin. I recently spoke to Jingbo 
>> Wang, new Head of Physics at UWA, and she told me that they have seen 
>> substantial growth in their enrolments. At Curtin we had a 50% 
>> increase for this year on 2017, and we now have 50 first-year students 
>> with a median ATAR of 95. Many of them come to us because of 
>> recommendations of teachers from schools with a religious affiliation, 
>> and they are delightfully bright with a strong scientific culture, and 
>> will do their part to make the world a better place in due course. 
>> Let?s us never forget that what unites us is far greater than what 
>> divides us.
>> 
>> With best wishes to all,
>> 
>> Igor
>> 
>> P.S. May I also respectfully suggest that you do not believe 
>> everything you read in Nature. The pressure to publish in such 
>> journals is so immense that ?overreach? is rather common.
>> 
>> 
>> 
>> On 1/4/18, 22:19, "Catalist on behalf of Leon Harris" 
>> <catalist-bounces at lists.stawa.net 
>> <mailto:catalist-bounces at lists.stawa.net> on behalf of leon at quoll.com 
>> <mailto:leon at quoll.com>> wrote:
>> 
>>    My concern in all this is that science doesn't become a religion. Or
>> 
>>    more correctly, that by labelling something as science, we cease
>>    to keep
>>    our critical senses active, and we facilitate the emergence of a new
>>    priesthood. This priesthood would hold the consensus view, and would
>>    silence alternate attempts to explain the world around us, including
>>    those arrived at through the processes of the scientific method, but
>>    which challenged orthodoxy and which had not yet had time to
>>    accumulate
>>    as much supporting evidence as the current view.
>> 
>>    We are vulnerable to this situation due to the limitations of our
>>    minds,
>>    and the heuristics that all of us must apply to get through life.
>>    Our physical limitations make it near impossible to apply a fully
>>    rigorous scientific approach to all the things that we believe to be
>>    true. This means that we work in a kind of collective and social
>>    space,
>>    where belief in reputation stands as a proxy for scientific
>>    method. Most
>>    of the scientific views that I hold, I have arrived at through limited
>>    personal thinking together with a belief in the quality of the
>>    source it
>>    came from. If I read it in Nature, I am more likely to believe it than
>>    if I read it in The West Australian (or Catalist, for that matter!).
>> 
>>    For example, I am told that spacetime is being created between
>>    galaxies.
>>    I am also told that the frog spawn in the sky is actually
>>    collections of
>>    stars. Someone else has analysed the colours of the light from this
>>    stuff that appears to me like distant frog spawn, and they tell me
>>    that
>>    if they look at it through an instrument that I can't afford, that
>>    there
>>    are bands of darkness similar to that which appear in light for
>>    the sun.
>>    When they don't match perfectly, I am told it is because those dots of
>>    light are moving away from me. I am a simple kind of guy, I have never
>>    touched a spacetime, and my senses only show me 3 dimensional space. I
>>    rely on something in my head that gives a sense of the passing of
>>    time,
>>    although I don't know what time is - never having seen, touched, smelt
>>    or tasted it.
>>    To help me out of this situation, I have a body of lore collected by
>>    western society. Guys like Igor Bray tell me about how if you
>>    represent
>>    the 3 dimensions of space and one of time as one entity, they behave
>>    consistently, and this explains a number of paradoxes about light and
>>    things happening at the same time. It all seems perfectly
>>    reasonable to
>>    me, and to the extent that I can fact check it, it is internally
>>    consistent. However I recognise that I can't fact check it very
>>    far, and
>>    I rely upon Igor's reputation (and another bloke who married a serbian
>>    mathematician and worked in a patent office - what was his name?)
>> 
>>    In science it is mostly the uncertainties that cause us a hassle. Such
>>    as determining? which is more right, some of these 11 dimensional
>>    string
>>    theories, or the 4 dimensional theory of spacetime? How will I
>>    know when
>>    one of the former supplants the latter? For me, other than skim the
>>    arguments, I am left relying on the reputation of the source of the
>>    information.
>> 
>>    This is the wiggle room that science leaves us floundering. An idea or
>>    theory may be brought to being, based on limited data. When do you
>>    believe it? This is why scientific conferences sometimes have the most
>>    intense fights between people often looking at the same data, but
>>    interpreting it differently.
>> 
>>    As a consequence, the best scientific ideas at one time are frequently
>>    wrong, sometimes with profound consequences
>> 
>>    Remember Paul Kammerer, the scientist who committed suicide because he
>>    was hounded over his toad experiments that seemed to show Lamarkian
>>    inheritance, and compare to the current discipline of epigenetics.
>>    Here
>>    is an example of high consequences that arise from scientific
>>    consensus.
>> 
>>    There are a whole bunch of spayed Appalachians from West Virginia, as
>>    well I dare say some aboriginal Australians in the same situation (as
>>    late as the 1970s, I am anecdotally told), due to misunderstanding of
>>    the science of genetics. In each of these cases, the label
>>    "scientific"
>>    has allowed travesties to occur.
>> 
>> 
>>    So we need to come back to belief. I don't think it is useful to deny
>>    that we all operate with it. I think it is a human heuristic, a
>>    limitation (or a feature) of the hardware our minds run on. I
>>    think that
>>    it is critical to acknowledge beliefs ("State your assumptions")
>>    and to
>>    try to separate them from anything that you are trying to analyse.
>> 
>>    Maybe it is best if I don't believe you, if you don't believe me.
>>    If we
>>    had a better philosophy of knowledge, maybe a more formal tiered
>>    system,
>>    that allowed us to assign quality factors (1. that is true, proven
>>    mathematically; 2. that is true in its current form but may be
>>    part of a
>>    larger truth (Evolution by Natural Selection is in this category); 3.
>>    that is true within the narrow domain tested; 4. that is a likely
>>    truth
>>    as shown by extrapolation from a known truth; 5. that may not be true,
>>    but as yet hasn't been disproven; 6. that is untestable; 7. that
>>    is false).
>> 
>>    In writing this, I am largely unconcerned for the views of the
>>    Christians among our profession. I see this submission as fighting for
>>    the "souls" , or more correctly the integrity of those who wish to use
>>    science as a belief system. The collected knowledge derived from the
>>    application of the scientific method(s) can certainly be used as
>>    such -
>>    I personally rely on it extensively to form my world view. However
>>    without acknowledging our limits, and the extent to which we can know
>>    everything, we risk creating a new god, and entrenching falsehood
>>    and myth.
>> 
>> 
>>    The question of how to reconcile the honestly acknowledged limitations
>>    of science, and compete against those of a closed mind who
>>    dogmatically
>>    state that they "know" is something I haven't fully figured out
>>    yet. We
>>    also live in a realpolitick.? What we are hitting up against here is
>>    much like the age old conundrum of "to what extent do we tolerate
>>    intolerance", or more generally, how do we engage in a dialogue for
>>    which each side has different rules. I have no final answer, but I
>>    don't
>>    want to be part of a contest where to win I must take on the
>>    attributes
>>    of the side I am opposing. I don't want science to become a god. Too
>>    much evil (tm) becomes possible.
>> 
>>    Finally, I agree with the points you have just posted Mike. Don't you
>>    think that the complaints from the students, and your presence as
>>    a HOLA
>>    form part of a corrective loop that successfully prevented the
>>    teaching
>>    of Creationism in your school?
>> 
>>    Cheers,
>> 
>>    Leon
>> 
>> 
>> 
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