Who wrote 'the lost art of garrison leadership'?

"The Lost Art of Garrison Leadership" was written by Lieutenant Colonel (Retired) John A. M. F. T. H. "Gus" Cummings. The book explores the importance of effective leadership within military garrisons and addresses the challenges leaders face in fostering a positive and productive environment for service members. Cummings draws on his own experiences to highlight the significance of strong leadership in maintaining morale and operational effectiveness.