Justin (Byung Uk) Lee He is an adjunct professor and CEO of CRAS financial and economy LAB. He used to write books on easy explanation for something by rule. He is very famous for his book on blockchain "Bitcoin and Blockchain: Cryptocurrency, technology swallowd by avarice", which is also...

Justin (Byung Uk) Lee He is an adjunct professor and CEO of CRAS financial and economy LAB. He used to write books on easy explanation for something by rule. He is very famous for his book on blockchain "Bitcoin and Blockchain: Cryptocurrency, technology swallowd by avarice", which is also a book on easy explanation about blockchain