Michael Brown, one of the worldâs most accomplished adventure filmmakers and a CU-Boulder alumnus, will share his story during his talk âBeyond the Summitâ at the Back to Boulder Luncheon. The luncheon, to be held Friday, Nov. 2, from 11:30 a.m. to 1:30 p.m. in the UMC Glenn Miller Ballroom, is free for all CU-Boulder students.