frauenfiguren matilda-effekt denial of the contribution of women scientists in research first described by Matilda Joslyn Gage. Mary is a female researcher working in an interesting field. She has got relevant ideas and has obtained promising result BUT it is Marc, male fellow researcher in the same field, who is going to get the credit for Mary’s work. It happened to the work of such etraordinary female scientists as: Lise Meitner, Rosalind Franklin, Marietta Blau