Who uses Dianetics? Millions of people throughout the world, including Elena, who works in management.br br "My father passed away, I was devastated," says Elena. "I couldn't really get through every day very easily. I wasn't sure why it stayed with me so long. After reading the Dianetics book, I found out why that was. That really helps me get through it. It's just like a brand-new day. I'm happy and I can just go on living my life.