Trained as a science writer, and widely experienced as a journalist across print, broadcast and web outlets, Nalaka Gunawardene has covered science, environment and public health issues for nearly three decades. He now works as a freelancer, writing columns in two Sunday newspapers in Sri Lanka, and contributing op-eds to a range of outlets including MongaBay.com and SciDev.Net. He is also a leading analyst on social, cultural and political impacts of information and communications technologies (ICTs). He tweets from: @NalakaG