Dr. William Gewirtz has had a life-long fascination with some of sugyot having greater mathematical or scientific content - zemanim, kinnim, shiurim, kav haTa'arikh, kiddush haKhodesh al pi re'eah and kheshbon, Yom Tov sheni, birchat haKhamah, trop , etc. A former CTO of AT&T Business, he received a Ph.D. in mathematical logic from the Courant Institute and is a practicing consultant to a number of high-tech companies and investors.
Speaker's Resources
Time Controversies in Jewish Law: The reactions to the challenges to the opinion of Rabbeinu Tam
Dr. William Gewirtz
Audio
Oct 10, 2010
Time Controversies in Jewish Law: How geonim and rishonim read some primary texts informed by observation.
Dr. William Gewirtz
Audio
Oct 10, 2010
Time Controversies in Jewish Law: The various halakhic times of the day - disputes by the hour!
Dr. William Gewirtz
Audio
Oct 10, 2010