Rabbi Dr. Akiva Tatz, whose expertise ranges from medical ethics to Jewish spirituality and mysticism, will speak in Portland as part of a North American tour. Tatz is the founder and director of the Jerusalem Medical Ethics Forum, which promotes knowledge of Jewish medical ethics internationally. The community is invited. Sponsored by Kesser Israel and the Portland Kollel. $10 suggested donation. 7 p.m. Congregation Kesser Israel, 6698 SW Capitol Hwy. 503-245-5420.