William Kelly, SHRM-SCP, SPHR, is the owner of Kelly HR and has more than 40 years of HR experience. He was the technical editor and a contributor to PHR/SPHR Professional in Human Resources All-in-One Exam Guide.Joanne Walters, SHRM-SCP, SPHR, is a human resources leader with more than 15 years of HR experience. She is coauthor of PHR/SPHR Professional in Human Resources Certification Practice Exams.
