Professor Stephan De Wekker is a distinguished faculty member in the Department of Environmental Sciences at the University of Virginia, where he has made significant contributions to the field of atmospheric sciences. His research is primarily centered on the atmospheric boundary layer, with a particular focus on how landscape heterogeneities influence boundary layer processes in hilly and mountainous terrains. Through a comprehensive approach that integrates field studies, data analysis, and numerical modeling, Professor De Wekker explores the intricacies of boundary layer growth and mesoscale circulations. His work is not only pivotal in advancing the understanding of atmospheric dynamics but also has far-reaching applications in various multidisciplinary contexts. By examining the interactions between the atmosphere and the landscape, he provides insights into ecological processes, atmospheric chemistry, and hydrology. This holistic approach allows for a deeper understanding of how these processes affect the transport of aerosols and the estimation of regional CO2 fluxes, which are critical for addressing pressing environmental challenges. Professor De Wekker's research is instrumental in bridging the gap between atmospheric science and other disciplines, offering valuable perspectives on environmental issues that lie at the intersection of science and society. His contributions have implications for policy-making and environmental management, particularly in regions characterized by complex terrain. In addition to his research endeavors, Professor De Wekker is dedicated to mentoring the next generation of scientists. He actively engages with students and colleagues, fostering an environment of collaboration and innovation. His commitment to education and research excellence has earned him recognition within the academic community and beyond. Through his work, Professor De Wekker continues to push the boundaries of environmental science, providing critical insights that inform both theoretical understanding and practical applications. His dedication to exploring the complexities of the atmospheric boundary layer and its interactions with the environment underscores his role as a leader in the field, contributing to a more comprehensive understanding of our planet's dynamic systems.