In 2014, I saw Paul McCartney in concert. This was a special occasion because Paul is my favorite artist and I’d been listening to him for years. The concert was spectacular. A few days after the concert, I received a video that I recall being connected to him somehow. The video included some difficult information about how animals raised for food are treated.

As a child, when I learned about being vegetarian, I thought that it was something I’d like to do, being an animal lover. But, being raised eating meat, I didn’t see how that was going to happen. Fast forward to adulthood, after having seen this video, I asked myself, “I wonder what would happen if I tried to cut beef and pork out of my diet?” Having no idea what would happen, I resolved to try it for 30 days. Turns out, not eating beef or pork was easy for me – barely an inconvenience. Thirty days turned into 10 years.

In January of 2024, I sat down to watch a Netflix series whose title intrigued me: You Are What You Eat: A Twin Experiment. The series focuses on a cross-disciplinary study at Stanford University that followed over 20 sets of identical twins. One twin ate a plant-based diet;........

© Psychology Today