His son,
Clark Dill, followed in his footsteps by becoming an Aladren.
His closest Sonora friends were:
Zoey Welch (His fellow Aladren yearmate)
Stephen Baxter (A known Alien, from a planet in the vicinity of Betelgeuse)
Anne Wright (His Quidditch Captain)
Gunter Heindrich Fellow prefect, and a younger Alderaanian who he took under his wing