edited nine of the convention's program books over the years, she helped start the Robert A. Heinlein annual blood drive, created the position of pro liaison, and created (and was the first coordinator of) artists' alley at Comic-Con. She has been administrator of the Eisner Awards (the "Oscars" of the comics industry) since 1990, and she chairs the Con's guest committee and awards committee.

As a professional editor, Estrada has edited hundreds of books, the majority of them college texts.