Authors Posts by William Gewirtz

William Gewirtz

William Gewirtz
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Dr. William Gewirtz, a former CTO of AT&T Business, is a consultant in the technology and communications sector. He maintains a strong interest in halakhic areas where mathematics, science and/or logic play an important part, including all aspects of zemanim and kinim.

Is a Dateline a Logical Necessity? The Halakhic View Less Often Quoted

William Gewirtz discusses the necessity of a Halakhic Dateline.

The Jewish Calendar: A Scientific Perspective

William Gerwitz explains the scientific knowledge needed to fully understand the Jewish calendar.

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