It's a unique and innovative way of looking at things. Dr. Michael Matthews' approach might involve combining different theories or using unconventional methods.
The theme of legacy also comes up a lot. Since they are part of the Shadowhunter world, their family legacies play a big role. Fan fictions may explore how they are influenced by their families' pasts and how they plan to leave their own marks in the Shadowhunter world while still maintaining their friendship.
A really popular one is 'The Unseen Bond between Robert Lightwood and Michael Wayland'. In this fanfic, the author explores their unspoken connection and how they support each other during difficult times in the Shadowhunter society. It also has some great dialogue that really brings the characters to life.
One inspiring story is of a couple in their late 30s who were almost losing hope. Dr. Lutz used innovative techniques and his deep knowledge of infertility to help them. They are now proud parents. His ability to give hope to those who were on the verge of giving up is truly remarkable.