Question: Who is the NBC Entertainment president?
About the article "30 Rock", section "Conception".

Candidate passages:
"Zigler was appointed executive vice president, NBC Digital Entertainment & New Media, NBC Entertainment, in August 2006.
In this role she reports to Jeff Gaspin, president of NBC Universal Cable and Digital Content.
Zigler is responsible for leading the NBC.com digital team in strategic efforts to further connect NBC’s primetime, late-night and daytime programs to Internet users, while also reaching across the company to keep communication and coordination at its best."
Marshall started his entertainment career with NBC Entertainment in the summer of 1994 within its finance department, maintaining production budgets for NBC Studios.
Later, Marshall become the assistant to the senior vice president who helped create Seinfeld and headed the Late Night and Specials Department for NBC Entertainment.
After leaving NBC in late 1999, Marshall went on to develop original programming at HBO Independent Productions from 1999 to 2000.
In the fall of 2001, Marshall helped start KBK Entertainment with Kip Konwiser, where he worked until 2003.
In 2000, Marshall left HBO Independent Productions and started Below The Radar Entertainment.
Within its first year, the company had created, sold and produced Suspicion, starring Dean Haglund of The X-Files. 
"NBC Entertainment"' company is NBCUniversal's entertainment arm of the NBC Network.
Division with the company is the prime time and late night programming, business affairs, West Coast research, marketing, public relations and network scheduling and Universal Television. 
Reilly joined Fox from NBC, where he served as President, Entertainment from May 2004 to May 2007.
Having begun his career at NBC Entertainment almost two decades earlier, he returned there in fall 2003 as President of Primetime Development.
Early in his career at NBC, Reilly supervised "Law & Order" in its first season and developed "ER".
After his first stint at NBC, Reilly was President of Brad Grey Television, the television production arm of Brillstein-Grey Entertainment.
He joined Brillstein-Grey in 1994.
He was responsible for shepherding some of television’s top shows, such as the pilot for "The Sopranos", and the NBC comedies "Just Shoot Me!"
and "NewsRadio".
Reilly's vocal support of "The Office" helped it survive its low-rated first season.
He is credited with developing shows such as "My Name Is Earl", "Heroes", "30 Rock", and "Friday Night Lights".
Despite having received a new three-year contract at NBC in February 2007, Reilly's partnership with NBC was terminated in late May 2007, and Reilly departed soon after.
Approximately one month later, Reilly was hired as President of Entertainment at FOX. 
After finding no jobs on Wall Street in Finance, Gaspin looked at an associates program at NBC.
After spending five years in the NBC finance department, he shifted to news programming at the urging of Michael Gartner, who was at the time the President of NBC News.
After time, he then shifted to entertainment programming.
During this tenure, Gaspin helped to develop and launch the critically acclaimed "Dateline NBC" as well as expanding "The Today Show" to its current seven day schedule.
In 1996, Gaspin left NBC to go to head program development at VH1.
Returning to NBC in 2001, Gaspin was named Executive Vice President of Program Strategy at NBC Entertainment where he helped to develop new programs such as "The Apprentice" and "Biggest Loser".
In 2002, NBC acquired the Bravo Network and Gaspin was named its new President.
Some of his most noteworthy accomplishments were the massive hits "Queer Eye for the Straight Guy" and "Project Runway".
He was named President of NBC Universal Cable and Digital Content in 2007.