Cavs owner Dan Gilbert turns grief over son’s rare disease into search for a cure

There are several titles that Dan Gilbert can go by: entrepreneur, philanthropist, billionaire, NBA team owner. But of all the titles, the one Gilbert's most proud of is that of father. Gilbert, who is the Chairman of the Board of Rocket Companies and is the majority owner of the Cleveland Cavaliers, has five children. His oldest son, Nick, died in 2023 after a long battle with neurofibromatosis , or NF, a rare disease that causes tumors to grow on nerve tissues. …