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
e-TiM: 2022 Winter Registration
Dr. Malka Z. Simkovich, Dr. Marc Shapiro, Dr. Menachem Kellner, Dr. William Gewirtz, Rabba Dr Lindsey Taylor-Guthartz, Rabbi Alex Israel, Rabbi Avrum Kowalsky, Rabbi Jay Kelman, Rabbi Menachem Leibtag, Rachel Sharansky Danziger, Shulie Mishkin
Program
Jan 3, 2022
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