Paul Allen was a visionary co-founder of Microsoft and a prolific philanthropist known for his contributions to technology, science, and healthcare. His investments in Neurotech companies, such as NeuroVision Imaging and IXICO, it reflected his commitment to advancing brain research and medical innovation, supporting initiatives that aimed to decode neural circuits, develop brain-computer interfaces, and pioneer treatments for neurological disorders. Through his strategic investments, Allen played a crucial role in accelerating breakthroughs in Neurotech and expanding our understanding of the human brain.