Dr Karan Rangarajan (MBBS Medicine 2014) – widely known as Dr Karan Rajan, is an NHS Surgeon, educator, and storyteller. Outside of his clinical work and teaching commitments at The University of Sunderland, Dr Rajan has been leveraging the power of social media to teach, fascinate, and entertain others using his medical knowledge - as demonstrated by his current four million followers on video-sharing platform, TikTok.