Today we say goodbye to Ms. Katherine Johnson. Her contributions to the first U.S crewed spaceflights will continue to inspire generations to come! Thank you for your perseverance and ingenuity! ✊🏾✊🏾 #rip #katherinejohnson #visionary #teamsquareroot #squarerootacademy #blackinnovator #blackhistorymonth #innovation #mathematics #NASA #womeninstem #blackmathematicians #mathematicians #mathematics #blackwomenempowerment