By Lesley S. Cunningham, MA, LPC Do you ever wonder “why” someone does something, especially when it makes little sense to you? Why did my son intentionally break a figurine that I loved? Why did my daughter wear the skirt she knows I hate to my birthday dinner? Why did my partner look down when I asked him where he had been? Baby Talk There are whole divisions of behavioral science dedicated to understanding the various ways we speak without using our voices: eye movement, jaw tension, s...