Shari Simpson, EdD, is the host of HR Mixtape and a senior thought leadership leader at Paylocity. With over two decades of experience across training, talent, payroll, and employee relations, she brings curiosity, candor, and real-world perspective to every episode. Shari holds a Doctor of Education in Leadership and Innovation, along with an MBA, MHRM, and SHRM-SCP certification. 

Sharon Grossman, PhD, is a psychologist and industry expert dedicated to solving the employee retention crisis.

With over 20 years of experience and a Doctorate from Fordham University, Dr. Grossman moves beyond surface-level perks—a philosophy captured in her book, Don’t Buy Their Lunch, Buy Their Loyalty and shared on the global TEDx stage. She specializes in translating complex psychological research into high-impact strategies that stabilize workforces and sharpen leadership decision-making.