I’ve been invited back to Book Passage, 51 Tamal Vista Blvd., Corte Madera, to speak about my book, The Girl Behind The Door, which has been released by Scribner in paperback. It chronicles my search for answers to my daughter Casey’s suicide. Casey was a Redwood High School senior who leapt from the Golden Gate Bridge on January 29, 2008. My search led back to her infancy in a Polish orphanage, a trauma which we learned too late was likely…