Publishing industry veterans Jim Walthour and Myron Detweiler join Whitaker Corporation sales force CONTACT: Cathy Hickling, chickling@whitakerhouse.com, 724-334-7000 x283 Jim Walthour is the new director of sales for Whitaker House, publishing arm of Whitaker Corporation. Well-known for his extensive career in the publishing industry, Walthour has over 20 years’ experience with CBA and ABA major publishers including Random House, Penguin, Harper, Simon & Schuster, and Hachette. Myron Detweiler is the new major accounts manager for the CBA market for Anchor Distributors and Whitaker…