Erotic writer retaining kiss and hug for former President (5)

I haven't cracked this one yet — but the brilliant team at Fifteensquared have:

NIN (reference Anais NIN [1903 – 1977], French-born American writer of short stories and erotica) containing (retaining) ( X [symbol for a kiss] + O [symbol for a hug] as in XOXO representing ‘hugs and kisses’)