Luigi Luca Cavalli-Sforza
some of Esther Lederberg's achievements
(insufficiently accredited to her), page 2
- Replica plating that demonstrates spontaneous mutation that can be selected
- F: first bacterial episome (for fertility) to be isolated
- λ phage can "cross over" and thus be inherited, and is capable of transduction
- Streptomycin resistance as a suppressor
- Phase variation in Salmonella
This letter by Luigi Luca Cavalli-Sforza was intended to support Esther's continued employment
as a researcher at Stanford, as she was untenured. The letter has an unintended patronizing
tone, which was for this time period probably unconscious gender discrimination.
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