Matz Matsumoto is a Japanese computer scientist and software programmer best known as the creator of the Ruby programming language. He developed Ruby in the mid-1990s as an open-source language, making it freely available for anyone to use. Matsumoto has
From Wikipedia
Yukihiro Matsumoto , also known as Matz, is a Japanese computer scientist and software programmer. He is best known as the chief designer of the Ruby programming language and its original reference implementation, Matz's Ruby Interpreter (MRI).