# AJ Roberts: One of The Biggest Questions

**URL:** <https://discourse.peacefulscience.org/t/aj-roberts-one-of-the-biggest-questions/812>\
**Category:** Office Hours\
**Tags:** Adam\
**Created:** [July 25, 2018, 3:42pm UTC](https://discourse.peacefulscience.org/t/aj-roberts-one-of-the-biggest-questions/812 "2018-07-25T15:42:35Z")\
**Posts on this page:** 1\
**Showing post:** 6

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**Author:** ![swamidass](https://sea2.discourse-cdn.com/flex016/user_avatar/discourse.peacefulscience.org/swamidass/32/3_2.png) [@swamidass](https://discourse.peacefulscience.org/u/swamidass)\
**Post date:** [July 25, 2018, 3:59pm UTC](https://discourse.peacefulscience.org/t/aj-roberts-one-of-the-biggest-questions/812/6 "2018-07-25T15:59:23Z")

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> [@Uncommon or Common Descent?](https://discourse.peacefulscience.org/t/uncommon-or-common-descent/776/20):
>
> > It will be interesting to hear how you avoid the pitfalls that the YECs faced there.
> 
> It’s a very complex question to approach. Pitfalls are bound to occur, especially if we make wrong assumptions about range of biodiversity without one of the suggested experimental type confirmations. Or, likewise, if we make assumptions about range of adaptability in one group and extrapolate that range to another group without experimental justification that the ranges of adaptability should be or are actually similar.

The main pitfall was that they couldn’t find an objective way to group things into kinds that did not also group chimpanzees and humans together.

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