HOW TO HOOK A COWBOY Dr. Kathryn Wainwright didn't know much about men. Then her research took her out of the lab and into the wild—under the care of rugged cowboy Mac Ryder. Now the pretty scientist had a lot to learn: like how to rope a red-blooded bachelor who'd sworn never to settle down. The sexy little genius living under his roof had Mac's male instincts working overtime. But though he wanted Kat in his bed, he'd be damned if he'd marry again. He and his little boy were doing fine on their own. But once Kat left, would they ever be the same again?