Meet the Presenters

Rabbi Dr. Yosef Shagalow received his Rabbinical Ordination in 1985 from United Lubavitcher Yeshiva Tomchei Temimim. In 1992, with the blessing of the Lubavitcher Rebbe, he went on to receive his doctorate from the Minnesota School of Professional Psychology. He runs a private practice in Minneapolis, MN. His areas of practice include personality disorders, suicidal ideation and behaviors, chronic mental illness, depression, anxiety, and ADHD, as well as parenting and generational issues.


Michal Oshman is a seasoned tech, finance, and advertising leader, formerly driving culture and leadership at TikTok and Facebook. Passionate about people and culture, she blends spirituality and leadership principles to create compassionate workplaces. As a bestselling author of the book, ‘What Would You Do if You Weren’t Afraid?’ and TEDx speaker, Michal shares insights on company culture, growth, and career success. Her journey, as a mother of four, shapes her values, fostering lifelong learning and inspiring others.


Rochel Holzkenner is a mother of four children and the co-director of Chabad of Las Olas, Florida, serving the community of young professionals. She is a high school teacher and a freelance writer—and a frequent contributor to Chabad.org. She lectures extensively on topics of Kabbalah and feminism, and their application to everyday life.


Rus Devorah (Darcy) Wallen, LCSW, ACSW, CIMHP, Founder of Toratherapeutics®, and NOGA Wellness Solutions® is a multifaceted professional blending music, social work, psychotherapy, and education. As a licensed clinical social worker and certified integrative health professional, she hosts global workshops on emotional well-being, integrating holistic practices such as sound healing and therapeutic meditation. Trained at the Wurzweiler School of Social Work and the University of Cincinnati – College Conservatory of Music, Rus Devorah's expertise spans clinical psychology and integrative mental health, including musical composition and performance.


Rabbi Mendel Kalmenson is the rabbi of Beit Baruch and executive director of Chabad of Belgravia, London, where he lives with his wife, Chana, and children. Mendel was an editor at the Judaism Website—Chabad.org, and is also the author of the popular books Seeds of Wisdom, A Time to Heal, Positivity Bias and People of the Word.