This calculator is derived from the version made by Thomas Forth which was, in turn, inspired by this AWIS blog post on gender biases in recommendation letters. The blog post and the scientific paper it is based on also explain why this gender bias is important.
Gender and culture bias in letters of recommendation for computer science and data science masters programs
Letters of Recommendation (LORs) are widely utilized for admission to both undergraduate and graduate programs, and are becoming even more important with the decreasing role that standardized tests play in the admissions process. However, LORs are highly ...
Gender differences in recommendation letters for postdoctoral fellowships in geoscience - Gender differences in recommendation letters for postdoctoral fellowships in geoscience.pdf