Complex sentence: Four other women who worked for Kozinski stated that he acted improperly towards them, including by showing them pornography and including improper sexual overtones in conversation; they wished to remain anonymous because they feared retaliation.
Split into simpler sentences: Four other women who worked for Kozinski have stated he acted improperly towards them, including by showing them pornography and including improper sexual overtones in conversation. The women wished to remain anonymous because they feared retaliation.