A new Illinois law that legalizes recreational marijuana means firms will staff up fast to meet a Jan. 1 deadline. Also on today's podcast: Crain's remembers noted architect Stanley Tigerman, Mayor Lightfoot names her new Board of Education, the MacArthur Foundation gives the Obama Foundation $5 million to build a Chicago Public Library branch, Northwestern Memorial sheds a business and the U of I system snags $1.9 billion from the new state budget. Continue the conversation with us: #CrainsDailyGist.