The easiest way to reach me is via email at yasmeen.serhan [at] time.com. You can also follow me on Twitter @YasmeenSerhan, where my DMs are open.
If you would like to contact me securely, create a ProtonMail account and email me at yserhan [at] protonmail.com. You can also contact me using Signal, an end-to-end encrypted communications app, at +44 (0)7966 959 692.