Greg M Lucas (blog | twitter) has worked with SQL Server for over twelve years, starting with v7, including experience as a production DBA and senior developer. He is currently working as a freelance Development DBA with a focus on design and development using T-SQL, C# and SSIS.
He is particularly interested in database change management best practice and in applying agile techniques, especially TDD, within the database development arena.
Greg now has a dedicated page on his blog where you can easily find all his articles and tutorials on test-driven database development with tSQLt at http://datacentricity.net/tag/tsqlt/.