Understanding how right-brain and left-brain differences influence our habits, thoughts, and actions. Human behaviour is lopsided. When cradling a newborn child, most of us cradle the infant to the left. Why is our behaviour so lopsided and what does this teach us about our brains? How have humans instinctively used this information to make our images more attractive and impactful? Side Effects delves into how lateral biases in our brains influence everyday behaviour and how being aware of these biases can be to our advantage.