[Avodah] mechitza

[Moshe Y. Gluck]

> R' Micha Berger wrote:
> > Until the 19th cent, it was assumed that since women aren't
> > mechuyavos in meshiyas Amaleiq, they weren't mechuyavos in
> > Parashas Zachor either. ... The earliest clear pesaq lemaaseh
> > requiring women to attend Zachor is shu"t Binyan Tziyon by ...
R' AM: 
> Can someone please help me understand how halacha can change so
> radically?

Not everyone agrees that the Halachah has changed - one Rav I know is of the
opinion that while meritorious, there is no Chiyuv for women to hear
Parashas Zachor, and he thus refuses to allow the Sefer Torah to be taken
out on Shabbos afternoon for a second, women's, reading.

KT,
MYG