Soraya Chemaly : Twitter , on verge of IPO , is under fire with leadership that 's virtually all men . Comment: She says sexism abounds in male-dominated field and guides investment , leaving women out . Chemaly : For example , Apple has hired Burberry CEO Angela Ahrendts . Controlling women 's access makes men keepers of speech , keeps sexist status quo .
Soraya Chemaly : Twitter , on verge of IPO , is under fire with leadership that 's virtually all men . Comment: She says sexism abounds in male-dominated field and guides investment , leaving women out . Chemaly : Controlling women 's access makes men keepers of speech , keeps sexist status quo .