Linda Bollinger and Peggy Swager have been involved in the world of the Jack Russell Terrier for some time. Linda Bollinger is a long-time dog expert and has raised, trained, and raced Greyhounds. Linda was first introduced to Jack Russell Terriers when she acquired Outback Keegan of Graeloch Kennels and now shows, raises, and trains Jack Russells. Peggy Swager is an author who has written for Dog World and Good Dog Magazine. She has extensive animal husbandry experience and a degree in biology. She owns two Jack Russell Terriers from Graeloch Kennels and is helping her daughter begin a Jack Russell breeding program.