Jacob is a Professor of Philosophy at San Francisco State University, former Visiting Professor at Duxx Graduate School of Business Leadership in Monterrey, Mexico and former Director of the Center of the Study of New Religions at the Graduated Theological Union in Berkeley, California. He was educated in philosophy at Harvard, Yale and the University of Freiburg, Germany. He has also severed as a Research Associate at the Rockefeller Institute for Medical Research, as a Research Fellow at Union Theological Seminary, as Adjunct Professor of Medical Ethics at the University of California Medical School and as guest Professor of Religious Studies at the Sorbonne, Paris. He is a successful author of multiple publications. In addition to his teaching and writing, he serves as a consultant in the fields of business, psychology, education, medical ethics and philanthropy, and is increasingly well known as organizer and moderator of conferences in these Felds.