גריי מאטר דGray Matter IV
Gray Matter is a 21st-century, multi-volume book by Rabbi Chaim Jachter addressing contemporary halakhic questions. Rabbi Jachter thoroughly reviews the relevant halakhic literature in clear language geared toward laypeople and concludes each section with a short practical decision. The work covers topics like halakhic perspectives on casino gambling, copyright laws, and smoking.Gray Matter is a 21st-century, multi-volume book by Rabbi Chaim Jachter addressing contemporary halakhic questions. Rabbi Jachter thoroughly reviews the relevant halakhic literature in clear language geared toward laypeople and concludes each section with a short practical decision. The work covers topics like halakhic perspectives on casino gambling, copyright laws, and smoking.