W.C. Berwick Sayers was a very smart man who lived a long time ago. He was born in 1876 and died in 1951. He did a lot of important things that helped make the world a better place.
One of the things he did was study and write about the science of materials. Materials are things that we use to make other things. Like wood, plastic, steel, and glass. Sayers used his knowledge of materials to help create stronger and more durable buildings, bridges, and other structures.
He also helped design and build some really important buildings. One of them was the Hoover Dam in the United States. This is a very big dam that helps create electricity and control water flow in the Las Vegas area.
Sayers was very good at his job, and he won many awards for his work. He was respected and admired by many people in his field. His legacy continues to influence and inspire scientists, engineers, and architects today.