Explore the transformative power of mathematics in this 52-minute MAA Invited Address delivered by Della Dumbaugh at the 2020 Joint Mathematics Meetings in Denver. Delve into the lives and contributions of influential mathematicians like Solomon Linsky and Gertrude Cox, examining their impact on fields such as experimental design and statistics. Discover the connection between mathematics and popular culture through discussions of "Hidden Figures" and the work of Rudy Horne. Learn about practical applications of mathematical concepts, including finding the area under a curve and functions on the unit circle. Gain insights into change management and skill identification in the mathematical field. Embrace the importance of believing in students and colleagues, and uncover strategies for personal and professional growth through mathematical understanding.