Prince Harry‘s passion for doing good has only grown since becoming a dad.

Sentebale is a charity that assists children and youth in South Africa affected by HIV/AIDS. The Duke of Sussex was co-founder.

As Sentebale’s Chief Executive Officer Richard MillerCelebHomes News exclusively reports that Prince Harry is “always passionate about children” and has become a mother to his son, aged 3. Archie HarrisonAnd a 14-month-old girl Lilibet Diana—who he shares with wife Meghan Markle—has impacted the weight of his charitable work.

Richard explained, “Now that my son is a dad, it’s even more important to me.” Richard said that it was something he had always dedicated to. “He has great relationships and connections with his children, and that’s what he is motivated by.”

This motivation is evident in Prince Harry’s abilities as both a leader, and player within a team. Prince Harry was a participant in the Sentebale IPS Handa Polo Cup, Aspen, Colo. (Aug. 25). Richard claims that Prince Harry, 37 years old, is committed to Sentebale in all aspects of polo.