How I Built 22 Thriving Businesses United by One Powerful Mission — And How You Can Too Dr. Christina Rahm discusses how her multiple businesses, all of which offer unique functions and products, come together under one united purpose. Previous Article A 74-Year-Old Needed a Lawyer, So He Used an AI Avatar in Court. It Didn't Go Well. Next Article This Trippy 2020 Cartoon Is Actually Profound AF. Here Are 5 Takeaways.