哲学博士（PhD）计划为学生准备语言和听力科学方面的学术和研究职业。该计划成立于1947年，旨在促进语音和听力科学及相关学科的科学探究。该计划由圣路易斯华盛顿大学的研究生院管理。该课程结合了跨学科的学术课程，教学经验和研究培训，并在论文中达到了高潮。每个学生的经验都可以根据他或她的个人兴趣量身定制。博士学位需要72小时的研究生学分。通常，可以将24小时的研究生学分从其他机构转移到博士学位，我们的AuD和MSDE计划的毕业生具有较高的声誉，并且可以分别转移48或36个小时。
The Doctor of Philosophy (PhD) Program prepares students for academic and research careers in speech and hearing sciences. Established in 1947, the program is dedicated to fostering scientific inquiry in speech and hearing sciences and related disciplines. The program is administered through the Graduate School at Washington University in St. Louis. The curriculum combines interdisciplinary academic coursework, teaching experiences and research training and culminates in a dissertation. Each student's experience can be tailored to his or her individual interests. The PhD requires 72 hours of graduate credit. Generally, 24 hours of graduate credit may be transferred toward the PhD from another institution, graduates of our AuD and MSDE programs are provided with advanced standing and may transfer up to 48 or 36 hours respectively.