Framework Design Guidelines (PDF)

Krzysztof Cwalina is a Principal Architect at Microsoft. He was a founding member of the .NET Framework team, and throughout his career has designed many .NET Framework, .NET Core, and other APIs. He is currently working on Azure SDK APIs. Krzysztof graduated with BS and MS in computer science from the University of Iowa.
Jeremy Barton is a Principal Software Engineer at Microsoft. The majority of his career in computer software has been on the design and development of shared libraries. Since 2005 his primary programming language is C#, and he joined the .NET Base Class Libraries team in 2015 and is primarily responsible for .NET Cryptography. Jeremy graduated from Rose-Hulman Institute of Technology with a BS in Computer Science and Discrete Mathematics. Since graduation, he has gotten a cat, married, and a pilot's license.
Brad Abrams was a founding member of the Common Language Runtime and .NET Framework teams at Microsoft Corporation. He has been designing parts of the .NET Framework since 1998 and is currently a Group Program Manager at Google. Brad started his framework design career building the Base Class Library (BCL) that ships as a core part of the .NET Framework. Brad was also the lead editor on the Common Language Specification (CLS), the .NET Framework Design Guidelines, and the libraries in the ECMA/ISO CLI Standard. Brad has authored and coauthored multiple publications, including Programming in the .NET Environment and .NET Framework Standard Library Annotated Reference, Volumes 1 and 2. Brad graduated from North Carolina State University with a BS in computer science. You can find his most recent musings on his blog at http://blogs.msdn.com/BradA.