Dr. Maryann Troiani is a psychologist with Mercer Systems, Inc., and The Mercer Group, Inc., in Barrington, Illinois.  
She also works with Dr. Michael Mercer, consulting to companies regarding pre-employment testing and the Forecaster Test.

Dr. Troiani co-authored with Dr. Michael Mercer the self-help book,  “SPONTANEOUS OPTIMISM:  Proven Strategies for Health, Prosperity & Happiness”.   



Dr. Troiani frequently appears on national television shows such as Oprah, LEEZA Gibbons, Today in New York , FOX, Home & Family, Crook & Chase, Time-Warner Cable, Continental Cable, The Wisdom Network and hundreds of radio shows.  In addition to her radio and television following, Dr. Troiani is frequently quoted in magazines and newspapers, such as Wall Street Journal, New York Daily News, Washington Post, Cosmopolitan, Vogue, Woman's World, First for Women, Redbook, Fitness, Self. Complete Woman, National Enquirer, Executive Excellence and Personal Excellence Magazine.  She also writes self-improvement articles for many self -improvment online website magazines. 

Dr. Troiani served as spokesperson for LEGGS Sheer Energy Pantyhose.  She served as spokesperson for the yearlong “Sheer Energy” Campaign, along with actress Caroline Rhea. 

Dr. Troiani delivers speeches and workshops all across the U.S.  She helps ordinary people quickly transform into extraordinary people through her lively workshops, speeches, and life coaching sessions.  She is listed in "Who's Who In America" and "Who's Who of American Women". 

 She can be reached at 847-382-0690.