Improper socialization refers to a lack of proper guidance, training or exposure to socially acceptable behavior and norms during childhood. Full definition
Studies have shown that incomplete or improper socialization during the first 16 weeks can increase the risk of serious behavior problems later in life. (goodfamilydog.com)
Fear of people when the dog is older stems from improper socialization when it was young. (texaswestveterinarian.com)
Many times, a case of dog aggression is due to improper socialization when they were younger. (petpeoplesplace.com)