Responsible for a number of national and New York Times bestsellers over the years, Ms. Mendelson orchestrated publicity campaigns for or contributed to the book campaigns of Frank Bennack, Michael Bloomberg, Marie Brenner, Erin Brockovich, Max Brooks, Tina Brown, Suzy Amis Cameron, Stephen J. Cannell, Graydon Carter, Amy Fine Collins, Anne Geddes, Senator Kirsten Gillibrand, Brian Grazer, Mark Hyman, Erica Jong Lisa Brennan-Jobs, Larry King, Marie Kondo, Stan Lee, Nigella Lawson, Tamara Mellon, Jim Moore, Suze Orman, Yotam Ottolenghi, Nancy Pelosi, Paul Shaffer, Ethan Russell, Plum Sykes and Vicky Ward, among many others.