Her photography of animals is regarded for its capability to show a wide range of expressions and feelings that are comparable to that of a seasoned actor or actress.

She is also highly recognized for her distinct, and stylized photography of celebrities including well known performers such as Gwen Stefani, Arnold Schwarzenegger and Clint Eastwood.

"[3] Greenberg is frequently employed by companies including Sony Pictures, Interview, Rolling Stone, Time, GQ, DreamWorks, Target, Microsoft, and HBO.

In 1985, she won a Traub Memorial Scholarship Travel Fund[7] from Andover High School in Bloomfield Hills, Michigan.

[9] The Glass Ceiling series was featured as a billboard installation in Los Angeles, on the northwest corner of Sunset Boulevard at Fairfax (viewable while driving east).

Shooting took place in Los Angeles in an area called Walker's Basin and also in Vancouver at Danny Virtue's ranch, a man who supplies horses to the film industry.

"[13] A president of NBC Entertainment Marketing who has employed Greenberg on a number of occasions due to what he terms her "distinct and innovative aesthetic" observed that "many other photographers follow her lead.

Nonetheless, she told an interviewer in 2011 that some of what her fans believe to be post production is instead the result of close attention to lighting, merely supplemented with minor "flourishes" afterwards.

[13] Greenberg's work and career has focused intermittently on feminist issues, starting with her senior thesis at RISD, "The Female Object".

[22][23][24] Greenberg moved back to New York City in 2013 with her family for her husband's position as SVP, Creative-Digital at Condé Nast Entertainment.