Original sentence: Arguably, Heinlein's treatment of female characters provides an example of a sexually liberated attitude, working against generally accepted stereotypes.In other characters, Heinlein also incorporated elements of the mid-twentieth century female stereotype in certain characters.Yet even the strongest of these characters (the title characters in Friday and Podkayne of Mars and Star in Glory Road are examples) nonetheless are happy to submit to physical punishment or control from stronger male figures
Edited sentence: Nonetheless, Heinlein did occasionally incorporate elements of the mid-twentieth century female stereotype in certain characters.Perhaps the most prominent form of sexual liberation found in Heinlein's work, from first to last, was his treatment of females