Add roles

Author: NetBUG

index.html

@@ -160,12 +160,12 @@ <h2>📄 License</h2>
 <p>This project is licensed under the MIT License.</p>
 <h2>📧 Team and contacts</h2>
 <ol>
-<li><a href="https://github.com/bioinvlad">Vlad Maksimov</a></li>
-<li><a href="https://github.com/vikachok">Victoria Nersisyan</a></li>
-<li><a href="https://github.com/Smirness">Viktor Smirnov</a></li>
-<li><a href="https://github.com/NetBUG">Oleg Urzhumtsev</a>, maintainer</li>
-<li><a href="https://github.com/mikprin">Mike Solovyanov</a>, maintainer</li>
-<li><a href="https://www.behance.net/nikkondr">Nikita Kondratev</a></li>
+<li><a href="https://github.com/bioinvlad">Vlad Maksimov</a>, team leader</li>
+<li><a href="https://github.com/vikachok">Victoria Nersisyan</a>, biologist</li>
+<li><a href="https://github.com/Smirness">Viktor Smirnov</a>, bioinformatician</li>
+<li><a href="https://github.com/NetBUG">Oleg Urzhumtsev</a>, programmer, ML engineer & maintainer</li>
+<li><a href="https://github.com/mikprin">Mike Solovyanov</a>, programmer & maintainer</li>
+<li><a href="https://www.behance.net/nikkondr">Nikita Kondratev</a>, designer and researcher</li>
 </ol>
         </div>
     </section>