Book Signing: How Can I Help? Posted on May 3, 2016March 8, 2020 by Allan Peterkin Please join Drs. Pier Bryden and David Goldbloom as they sign copies of their bestselling book, How Can I Help? Friday, May 6, 2016, 11:30-12:30 pm Indigospirit at Mount Sinai Hospital, 600 University Avenue