BBC News
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image captionMolly Schiiler's post has had more than 600,000 interactions on social media
A student who submitted a Masters dissertation on a heart condition that killed her brother says she hopes he would be proud of her.
Molly Schiller, a University of Birmingham biochemistry student, posted a picture of herself holding her dissertation on Twitter on Wednesday.
Her brother Max died in 2015 aged 10 from hypertrophic cardiomyopathy and she has been researching the condition.
Her post has now been liked more than 500,000 times.
The 22-year-old from Finchley in north London tweeted: "In 2015, my baby brother passed away at age 10 from a heart condition called hypertrophic cardiomyopathy,