Stephen Lemay is a prominent software designer known for his extensive and influential work at Apple Inc., where he has been a key figure on the Human Interface team since 1999. He has contributed to the design and development of major Apple operating systems and products, including macOS, iOS, iPadOS, watchOS, Siri, and visionOS. Lemay played a critical role in the original iPhone interface team and is credited on hundreds of Apple patents, including the landmark final master patent for the iPhone, highlighting his innovative contributions to virtual keyboards, gesture-based text selection, and handwriting input on electronic devices[1][5]. Lemay's design influence spans over two decades, shaping the user experience of Apple's most iconic products. He is recognized internally at Apple by the nickname “Margaret” and praised by CEO Tim Cook for his pivotal role in defining Apple's interface design. Beyond his technical achievements, Lemay has an artistic background rooted in his education at St. Paul’s School in Concord, New Hampshire, where he first developed a passion for the Macintosh platform and graphic design, blending art and technology in his career[1][5]. Currently, Lemay serves as Apple's head of user interface design, a position that has generated excitement among design professionals regarding Apple's future innovation in software interfaces[6]. His work remains central to Apple's continuing evolution in creating intuitive and aesthetically refined user experiences across its ecosystem. There is no indication of recent events beyond his ongoing leadership role at Apple as of the latest available information.