Rainer is a draughtsman, painter/muralist, Hebrew calligrapher, and print maker. He has taught art, art history, Jewish subjects, history, and ethics at Congregation Beth Shalom, Kadima Reconstructionist Community and other institutions and events in the greater Seattle Jewish and general communities. He is Program Specialist with the Launch academic support and enrichment program at Seattle’s Kimball Elementary School. Rainer is a longtime activist and leader for a just and sustainable Israeli-Palestinian peace. He holds a Bachelor of Fine Arts from the Cleveland Institute of Art and a Master of Fine Arts from the University of Washington.