Who among the following was part of the first six orientation and mobility specialists?

The first six orientation and mobility specialists played a crucial role in the development of the field, and recognizing their contributions is essential to understanding the evolution of orientation and mobility services. Each individual listed has made significant contributions to the discipline.

The inclusion of all the mentioned figures in the answer underscores their collective influence in advancing orientation and mobility training, which focuses on helping individuals with visual impairments navigate their environments safely and effectively. This combined expertise and pioneering work set foundational standards and practices that continue to guide current professionals in the field. Acknowledging all of them reflects the collaborative nature of advancements in this area of expertise.