After attending Northern Michigan University and the Wayne State University Center for Creative Studies, Byam started her professional writing career which has lasted for the past 14 years. In that time she has created original comics such as Billi 99 for Dark Horse and Mode Extreme for Marvel, both in the 1990s.
Elsewhere in the comics field, Byam has written for Disney, Black Canary and Green Arrow for DC, What If for Marvel, an adaptation of Little Women for First Comics, an adaptation of Mists of Avalon for Eclipse Comics, Elfquest for Warp Graphics, and GLYPH for her Labor of Love Artists Cooperative in Seattle, WA.
She is perhaps best known for Billi 99, which garnered her an Eisner Award nomination for "Best Writer" in 1992, and for her Black Canary work for DC--her most numerous regular series contribution. She also wrote issues of Barbwire and Colors in Black for Dark Horse.
Byam has also worked in the television industry, where she has written for the animated television series Troll Tales and the 13-part PBS documentary series, World Weddings.
Byam is also the founder and creative director of Labor of Love studio, an art studio dedicated to community service. Labor of Love has created promotional art and public relations copywriting for: Farestart, a homelessness retraining program; Asarco Copper, an employee environmental education program; Walk a Mile in Your Sister's Shoes, a program which matches state government officials with their constituents on welfare to share common experiences; CE0, a welfare to work training program; Cornerstone, social enterprise; The Grantmakers' Forum for Children Youth and Families, Backyard Enterprises, industrial environmental education; Fair Budget; Care Medical: ACCESS; the Nordic Heritage Museum and many others.
Byam lives and works in Seattle with her husband, illustrator David Lee Ingersoll.
Currently, she is the writer of the girl-oriented online comic The Ponytailers at A Girl's World.com.
The website for Byam's webcomic The Ponytailers: http://www.agirlsworld.com/amy/ponytailers/index.html