According to some experts, men who have sex with men (MSM) in Russia still continue to be a very closed target group. In order to increase the level of knowledge and change the behavior of MSM towards more safe from the point of infecting with HIV/AIDS and STDs, a large-scale prevention project was designed. The project was named LaSky. At present LaSky has its branches open in 10 regions of Russia. The goal of the project: to reduce number of new cases of infecting with HIV and other STDs among MSM.