The Mystery of Birthday Clusters

by Julia BuckleyLong ago my school friend Lydia suggested to me that she believed in a phenomenon which she called "birthday clusters." Basically this was the idea that we are somehow drawn to, or at least brought together with, people who have birthdays around the same time.It's easy to poo-poo this idea until I apply it to my own life: first, the August cluster: August 5th was my mother's