Before using his famous voice synthesizer, Stephen Hawking continued to communicate verbally despite the progression of ALS, which he was diagnosed with in 1963. By the late 1970s, his speech had become increasingly difficult to understand due to the effects of the disease. As his condition worsened, a tracheotomy in 1985, following a severe bout of pneumonia, left him unable to speak altogether. This led him to adopt a voice synthesizer in the early 1980s, which became his primary means of comm

In 1963, at the age of 21, Stephen Hawking was diagnosed with a degenerative nerve disorder called ALS and given a life expectancy of 2 years to live. In spite of it all, he continued to live a full life, marry, have children, and become the world’s leading authority on cosmology. His theories on black holes, quantum theory, and the origin of the Universe have changed physics forever. Stephen’s journey reminds us that persistence in the face of adversity is the definition of success. Rest in pea