Nick Dagan Best presents "What's Up, Uranus? Following the Yellow Brick Tropical Zodiac," at 7:30 p.m., Friday, April 12; $15, $10 member. From 1 to 5 p.m., Saturday, April 15, he presents a workshop, "So It Goes: Recurrence Transits at Work"; $25, $20 member. Call 625-5762, or visit tucsonastrologersguild.net for more information.