Developmental disabilities are sometimes very misunderstood, but here’s what you need to know about them in order to be an effective supporter of loved ones with developmental disabilities. First, it’s important to understand the difference between developmental disabilities and mental illnesses. While both impair someone’s ability to function in society, the causes of developmental disabilities are mostly genetic or physical in nature; mental illnesses are caused by psychological factors that may include genetics but aren’t solely genetic. Neurodevelopmental Disorders Many people with...