A stepfather is a man who is married to someone's mother but is not their biological father. He often takes on a parental role, providing support, guidance, and care for his stepchildren. The relationship can vary widely, depending on the dynamics of the family and the individual personalities involved. Stepfathers may face unique challenges, such as building trust and establishing authority within the family. They often work to create a positive bond with their stepchildren, which can lead to a blended family experience. This relationship can be influenced by factors like the children's age and their relationship with their biological father.