Sam Brannen is a Staff Software Engineer at VMware with 25 years of experience in software design, development, and testing of enterprise Java applications using the Spring Framework, JUnit, and a plethora of open source technologies. Sam is a popular speaker at international conferences on Spring, Java, and testing. He is also an active core committer for the Spring Framework and JUnit 5 as well as the author and maintainer of Spring's testing framework. When not in front of his computer, Sam enjoys traveling and spending time with his kids.