Yisroel Dovid Harfenes

Rabbi Yisroel Dovid ben Menachem Nachum Harfenes is a Haredi posek ("decisor of Jewish law") and scholar, residing in Williamsburg, Brooklyn, New York. He is the Rabbi of the Yisroel Vehazmanim Synagogue in Williamsburg, and is the author of [http://worldcat.org/search?q=au%3AY++D+Harfenes multiple books] on Halakha. Many of the books he authored are responsa. Among the books he authored are:

*Yisroel Vehazmanim OCLC|48977504 on zmanim
*Yisroel VeOraisa OCLC|61485761
*Chinuch Yisroel OCLC|41163624
*Mekadesh Hashabos OCLC|41163624
*Mekadesh Yisroel (responsa) OCLC|122809123
*Nishmas Yisroel OCLC|34027698
*Nishmas Shabos (responsa) OCLC|144652921
*Vayevarech Dovid OCLC|23462776
*Dudaei Yisroel OCLC|54362391
*Yisroel Araivim OCLC|62316105
*Shirai Dovid OCLC|56499018
*Pri Eitz Hadar OCLC|23269161Many of these books are availible online (for free) at hebrewbooks.org. He is a dayan on the Hisachdus Harabonim Beth din in Williamsburg.