Favorite video: Michael Porter – strategy in a downturn Posted byAaron Hoos September 9, 2009June 8, 2012 Leave a comment on Favorite video: Michael Porter – strategy in a downturn Here’s another installment of strategy guru Michael Porter: Published by Aaron Hoos Aaron Hoos is a writer, strategist, and investor who builds and optimizes profitable sales funnels. He is the author of The Sales Funnel Bible and other books. View more posts