The New York Botanical Garden hosted a World Science Festival panel discussion about Nikolai Vavilov on 31 May. The moderator, Carl Zimmer, has a video of a conversation with co-panelist Peter Pringle on his blog. 1 Pringle is the author of The Murder of Nikolai Vavilov.
Later stiil: Check out the comment from Cary Fowler on Svalbard, though.