Utilize the input text as a context reference, choose the right relationship between 'Samuel Issacharoff' and 'New York University' from the options.
Options: operator, employer, position held, member of

Friedman's lawyers, New York University law professor Samuel Issacharoff and Theresa Trzaskoma of Brune & Richard, have said he used Ravelo as an informal sounding board, to the benefit of the class.
employer