ИСТИНА

Dear Oleg V. Gradov, In recognition of your scholarly achievements and contributions to the advancement of knowledge in your field, it is our pleasure to nominate you for Full Membership in Sigma Xi, The Scientific Research Honor Society. As the world's largest interdisciplinary scientific society, Sigma Xi recognizes researchers for the values we hold in high esteem, including more than 200 Nobel Laureates. All joining together under a single Mission: “To enhance the health of the research enterprise, foster integrity in science and engineering, and promote the public's understanding of science for the purpose of improving the human condition.”