Ernst Hjalmar Waloddi Weibull was a Swedish civil engineer, materials scientist, and applied mathematician. The Weibull distribution is named after him.

The KTH Royal Institute of Technology, abbreviated KTH, is a public research university in Stockholm, Sweden. KTH conducts research and education in engineering and technology and is Sweden's largest technical university. Currently, KTH consists of five schools with four campuses in and around Stockholm.