I'm not sure i get what you mean, why put dissident between quotation marks? Do you doubt he is?
He was a member of the Right Cause political party and was expected to become chairman of its Moscow section. Chichvarkin currently lives in London, from where he has campaigned against corruption in Russia and president Vladimir Putin personally.
If you're gonna continue promote this unpopular opinion, you could add 'and if you're not: prepare to lose your son/brother/father/male of fighting age friend. And either way: prepare for a loss in income and availability of food and other essential goods'. Best of luck.