Johnny Winter was an influential American blues guitarist and singer known for his high-energy performances and slide guitar technique. His distinctive sound was characterized by a raw, powerful blues style, which had a significant impact on the 1960s blues revival. Winter's most influential works include his Grammy-nominated album "Johnny Winter" and "Second Winter." His music was heavily influenced by the likes of Muddy Waters and B.B. King, contributing to his reputation as one of the finest bluesmen of his era.