Author to lead book discussion, book signing By Suzanne Misciagna, Correspondent, UnionvilleTimes.com Barbara Walsh, author of Sammy In The Sky, will lead a discussion about her book as well as sign copies of book illustrated by Jamie Wyeth. CHADDS FORD – Pulitzer Prize winning journalist, Barbara Walsh, will be highlighting her new children’s book, Sammy in the Sky, illustrated by Jamie Wyeth,...