advisors provide the intellectual underpinnings to help the ICOs management team successfully launch the ICO, start the business, and stay ahead of compliance regulations.
A good advisor can take an ICO, which tends to be no more than a vague idea at the beginning, and help build a roadmap for the ICO, the proof-of-concept, and actual production
Also well known figures with previous experience can boost the credibility, trust and hype for the project