The book is an edited volume from leading research scholars in the field of Operations Research, focusing on future perspectives in OR. Each of the contributors offers their perspective looking forward to the further development of the field. The theme will provide pivotal interest in the book because of prominence of the contributors and Saul Gass' position as one of the founders of OR and his involvement in writing about the history of OR. The history of operations research is of considerable interest and this book takes a pivotal perspective of OR's history by examining current trends and the future of the field.