Zee strongly denies Star's claims, including $940M damages, and will contest all assertions.
Viewers sought inspiration - from exploring new art forms, to launching a YouTube channel.
Goel will vacate his position at the upcoming company's AGM on 26 September, 2022.
Gillespie succeeds Paul Cochrane, who stepped down after more than three decades at the company.
The mandate includes offline, online and OOH duties.