The Mission Trails Regional Park Foundation is hosting a presentation by anthropologist Michael Wilken-Robertson, author of Kumeyaay Ethnobotany on May 16. A book signing and sale of unique traditional arts will take place beginning at 6:30PM, with the lecture beginning at 7PM in the MTRP Visitor Center Theater. Copies of the book will be available for purchase. Tickets are $10 and can be reserved here.