The Cochran Gallery in LaGrange will host an exhibit with photographs, art and artifacts documenting two decades of the Burning Man Project. Burning Man is an annual week-long event typically held in late summer in the Black Rock Desert of Nevada that focuses on community, art, self-expression and self-reliance. Each year, the festival concludes with the burning of a large wooden effigy known as “The Man.” The exhibit will feature the work of Ma…