This article was written by Dr. Aimee Ketchum, OTD, OTR/L, a pediatric occupational therapist in the NICU at UPMC hospital, the owner/operator of STEM Starts Now early child development program and ...

One Friday in 1977, a 1-year-old named Nathaniel living in Leiden, in the Netherlands, said “mawh,” which his English-speaking parents enthusiastically greeted as his first word. It came with a ...