Andrew Hipp, Director of the Herbarium, The Morton Arboretum. Hipp’s new book, Oak Origins: From Acorns to Species and the Tree of Life, delves into 50 million years of oak evolutionary history. Hipp will explore current worldwide oak genome research to understand the movement of genes between species and the evolution of oaks in real time. The talk will also consider how oak evolution shapes forests today and how it may shape them in the future. Fee: $10. Register by January 12.