Exceptional Entrepreneur of the Month on EEBizBook.com on May 17, 2019 Get link Facebook Twitter Pinterest Email Other Apps Polyvios Christoforos, Author of the Children's Book Sammy Smart Guy Polyvios Christoforos is a talented young man who is an artist and an author from Salem, Ma. He has just published and released his first childrens book entitled "Sammy Smart Guy" Polyvios is also the sister of long-time friend and former WIVB Buffalo correspondent Angela Christoforos.