Rhian Lewis is a software engineer and technology consultant who is the co-developer of altcoin portfolio tracker CountMyCrypto. She is also the co-host of London Bitcoin Women. She has a BSc in Economics from UCL and is a former digital journalist at @thetimes.co.uk. She is a regular conference speaker and educator on blockchain technology, cryptocurrency and cryptoassets, and writes about blockchain technology at medium.com/@rhian_is. She is also an instructor on the B9Lab Ethereum QA Engineer course.