Weekly Potpourri

This week's grabs:

1)  Someone knows the whereabouts of reclusive mathematician Alexander Grothendieck, and obtained a photo of him for use in a Heidelberg Laureate collection:
http://tinyurl.com/pbojgj8
https://twitter.com/logicians/status/516375161428123648/photo/1

2)  Interesting interview with Terry Tao from early September:
https://docs.google.com/document/d/1rinL25rC8LnMTzZcGjg1axT-0r-oiCnoKKH1DLQlmVA/preview?sle=true

Also, Terry Tao noted this week that the "final paper" summarizing the results of the Polymath8 project on the "bounded gaps between primes" problem has been uploaded to arXiv here:
http://terrytao.wordpress.com/2014/09/30/the-bounded-gaps-between-primes-polymath-project-a-retrospective/

3)  The nature of evidence and proof via the Simons Foundation:
http://www.simonsfoundation.org/features/foundation-news/symposium-evidence-in-the-natural-sciences/

4)  Science graduates have difficulty with math:
http://phys.org/news/2014-09-science-hot-maths.html

5)  MatthewMaddux linked to a World Science Festival clip discussing what CAN'T be predicted with mathematics:
http://matthewmadduxeducation.com/post/98814950454/what-cant-we-predict-with-math-enjoy

6) Interesting Nautilus piece on math, learning, memorization, and practice:
http://nautil.us/issue/17/big-bangs/how-i-rewired-my-brain-to-become-fluent-in-math-rd

7)  Another education piece from Keith Devlin in Huffington Post:
http://tinyurl.com/q2n5fwj

8) Finally, I got to interview one of my favorite writers last week: Paula Poundstone's cousin (William Poundstone):
http://mathtango.blogspot.com/2014/09/william-poundstone-eclectic-writer-and.html