Talk radio and the cable news shows will eventually start talking about it if you email them enough.
Emailing the whitehouse is useless. Writing/calling congresspeople will get you NOWHERE unless they already agree with you.
Reich first needs to be harped on, embarrased, and shamed through the media in order for people in political positions of power to see him as a pariah and his ideas as racial harmful and divisive.
It's not a right or left, dem or rep issue, Reich is very dangerous.