Dragan Stepanović, a principal engineer celebrated for evolving engineering cultures, shares insights into extreme programming (XP) and its transformative impact on software development. He discusses the advantages of pair programming, debunking common misconceptions and highlighting its role in enhancing quality and team cohesion. Dragan also analyzes challenges of pull request sizes, advocating for effective collaboration to boost efficiency. His approach emphasizes embracing uncertainty and minimizing transaction costs to foster a more adaptable and productive engineering environment.