There is a large amount of information available about negotiating, negotiating and women, negotiating and people of color. Examples from business and the academy abound.
The Art of Academic Negotiation, by Brandon Brown was featured in Science in June 2019
Barbara Butterfield and Jane Tucker have presented seminars on job negotiations to graduate students, post doctoral fellows, and faculty many times. They have developed, with the brainstorming help of seminar participants, the following lists of items to consider when preparing to enter into negotiation for an academic position.
Developing Data: Packaging and Differentiating Candidacy
Negotiations Planning Sheet
Negotiation Options: The Job Offer
Alignment of Power and Influence