(JTA) — In what some are heralding as a watershed moment in the Orthodox world, reports of sexual abuse by a prolific author of children’s books have now led multiple booksellers to stop making his work available.

Meanwhile, advocates and at least one leading rabbi are urging Orthodox parents to remove books by Chaim Walder from their homes. Many are doing so.

The Israeli newspaper Haaretz published an investigation last week alleging that Walder, a therapist as well as a writer, psychologically groomed multiple minors before proceeding to abuse them. After the first report, new allegations em...