Alf Rehn is a Finnish professor, author and speaker based in Finland. He currently holds the Chair of Management and Organization at Åbo Akademi University in Finland. Rehn works as a columnist, and sits on the board of directors for several companies, including Veikkaus.Rehn was listed as #13 on the 2009 Thinkers 50, in the "Up and Coming Business Thinkers” list. He was listed for a second time 2011.