With changing times, comes changing of religious preference. Some people change for marriage, some because politically it is better to be one religion than another and other are forced into conversion because they fear for their lives and finally, some do convert because they felt they that they needed to change religions.

Jacoby takes a non-religious view on the history of conversion and notes that mass conversion of people is usually against some political change or event that changes the world. Are all conversion as spiritual as one believes?