They do not address the question of IQ in any meaningful way. They only seek to show that women can succeed in mathematics. Summers in no way said that women could not succeed in math (or any other STEM field). The question of IQ has more to do with potential candidates rather than success of those candidates.
http://www.ams.org/notices/200810/fea-gallian.pdf http://www.ams.org/notices/201201/rtx120100010p.pdf
They do not address the question of IQ in any meaningful way. They only seek to show that women can succeed in mathematics. Summers in no way said that women could not succeed in math (or any other STEM field). The question of IQ has more to do with potential candidates rather than success of those candidates.