Meet Pavel Durov, the tech billionaire who founded Telegram

• Pavel Durov, the founder of Telegram, has a net worth of $15.5 billion.

• The Russian-born tech magnate fled Moscow 10 years ago and now lives in Dubai.

• French police have arrested Durov as part of an investigation into criminal activity by Telegram users.

Editor's note: This story first appeared in March 2022 and has been updated with the most recent financial figures and Durov's arrest in France.

Pavel Durov is the founder and owner of the messaging app Telegram.