Which level designer at Infinity Ward made the map mp citystreets also known as District in Call of Duty 4?

The map mp_citystreets, also known as District, in Call of Duty 4: Modern Warfare was designed by level designer David Vonderhaar. He is known for his work on various Call of Duty titles and has contributed significantly to the franchise's level design. District features a blend of urban environments, offering a mix of close-quarters combat and long-range engagements.