Marjorie Och, professor of art history, will present a free lecture on Jacopo Tintoretto, one of the three giants of 16th-century Venetian painting, at 7 p.m. Friday at St. George’s Episcopal Church, 905 Princess Anne St. The talk is timed to coincide with “Tintoretto: Artist of Renaissance Venice” at the National Gallery of Art, which is in honor of the artist’s 500th birthday anniversary, and runs through July 7. Och is a frequent presenter for the Fredericksburg-Este Association, which is sponsoring the lecture. Read more.