Marcus is a Clean Code evangelist who has authored a series of video tutorials that focus on teaching others how to create the cleanest and most well-structured code possible. As a conference speaker, he shares his ideas on Java Clean Code development. Marcus is also an author, technical book reviewer and JCP member. In 2017, Marcus was named [TOP 13 Java influencer worldwide](http://bit.ly/top20JavaInfluencers) by jaxenter.com. On his website [Clean Code Academy](https://join.cleancodeacademy.com/), he offers comprehensive online training for Java Clean Coding.