Instructions: Given a document, find the main entity about whom the author is writing. Write the full name if mentioned in the text. Note that URLs in the text have been replaced with [Link].
Input: (Reuters) - Guess Inc (GES.N) said on Tuesday  its co-founder Paul Marciano  will give up  his  day-to-day responsibilities at the company on an unpaid basis pending the completion of a probe into accusations of improper conduct.
Earlier this month  model and actress Kate Upton accused  Marciano  of using  his  power in the fashion industry to harass women.  Marciano  and the company have both denied the claims.
Guessâ shares fell more than 17 percent in early February following Uptonâs accusations against  Marciano  made on Twitter.
â He  shouldnât be allowed to use  his  power in the industry to sexually and emotionally harass women #metooâ  Upton tweeted  using a popular hashtag designed to highlight the wide spread of sexual harassment  without elaborating.
Shortly after  the companyâs board formed a special committee made up of two independent directors to oversee an investigation into accusations against  Marciano .
Output:
Paul Marciano