How did the world as we know it鈥攆rom the earth beneath our feet to the air we breathe and the life that surrounds us鈥攃ome to be? Geologists have proposed one set of answers while biologists have proposed another. In his new book, Earth and Life, Andrew Knoll says both perspectives are required to understand how we and our planet became possible. Please join the Lewes Public Library in welcoming Andrew H. Knoll, author of Earth and Life.