The book has 16 chapters written by the following authors and co-authors from USA, England, Poland, Slovakia, and Romania: Florentin Smarandache, Stefan Vladutescu, Mirela Teodorescu, Dan S. Stoica, Daniela Gifu, Calin Andrei, Ioan Constantin Dima, Mariana Man, Janusz Grabara, Paula Bajdor, Jim O'Brien, Andrzej Rabsztyn, Anabella-Maria Tarnovan, Adrian Nicolescu, Alina Tenescu, Nicusor Minculete, Vladimir Modrak, Sorin Mihai Radu, Alice Ionescu, Anca Diana Bibiri, Lucian Sacalean, Mircea Munteanu, Roxana Criu, Bogdan Constantin Neculau, Marin Dramnescu, MihaelaGabriela Paun, and Loredana Speriatu.