Hillel was handed the title by the benei Beseira. That would make R'<br>Yehudah ben Beseira old enough to have been a leading figure in the<br>Sanhedrin at the time Hillel returned to EY. The churban was a century<br>later (Shabbos 15a) -- Hillel, R Shim'on, R Gamliel haZaqein, R
<br>Shim'on ben Gamliel, and R' Yochanan ben Zakkai.>><br><br>There were several different people called Ben Beserah.<br>Historians debate whether they were from an extended family<br>or perhaps this was just a title. There is no connection between
<br>the one in the days of Hillel and the later one in Nesivin outside<br>of Israel<br clear="all"><br>-- <br>Eli Turkel