[Avodah] bavel leadership

[Ari Z. Zivotofsky]

did hillel do most of his learning in Bavel?
he is called a talmid of Shmaya and Avtalyon who were nasi and av beis 
din and thus living in EY.

Micha Berger wrote:

>On Wed, Dec 15, 2010 at 01:18:43PM +0100, Arie Folger wrote:
>: Note also that during Bayit Sheni, Bavel there was hardly an excuse to
>: live outside Israel, and whereas initially Bavel was like America
>: today, i.e. people could emigrate, but wealth and roots kept most
>: people from doing so...
>
>Some, like Hillel (who was born there) and Shammai (who left EY), had
>more positive reasons for staying in Bavel.
>
>There was learning in Bavel. Given how Hillel floored the Benei Beseira
>when he made Aliyah, 
>  
>