Wellfleet Preservation Hall presents a virtual artist talk about its current show, “Collusion: Collaborative Work From Six Artists,” on Friday, Oct. 23, 5 p.m. Featured are Bert Yarborough, Vicky Tomayko, Paul Bowen, M.P. Landis, Hayoon-Jay Lee, and Yvette Drury Dubinsky. Registration is free at wellfleetpreservationhall.org.