She received Bachelor in Education from Brooklyn College of the City University of New York in 1968 and Master of Arts in English in 1970.
She was a Freelance writer with articles published in New Woman, Family Circle, More, Newsday, Newsday Magazine, The New York Times in 1983. Between 1985 and 1993 editor-in-chief of "The Women’s Record". Teacher of courses entitled "The Memoirist’s Art and Creative Non-Fiction" Hofstra University, Hempstead, New York, since 1993 till present. From 1997 till 2009 she worked as a columnist and feature writer for monthly magazine "Distinction". From 1997 till 2003 she was a freelance writer for the Long Island section of the Sunday New York Times. Byalick was also a monthly contributor to Beinggirl.com, a Procter and Gamble website for adolescent girls from 2001 till 2010.
"Acne, clothes and friends are not all today's teens are concerned with."
"My ultimate goal is to help teens become comfortable dealing with hard issues."
"Young people need to know that time always brings change. Through my writing I'd like to teach them that coping with those changes positively is always within their control."
Marcia married Robert Byalick on November 22, 1967. They have 2 children: Jennifer, Carrie.