Technology, Social Networking Transforms Giving, USAToday : 13 April 2010

Rethinking Nonprofits in a Networked World, HuffingtonPost : 21 June 2010

Twestival 2010 Raises more than $450k for Education, Mashable : 26 March 2010

Interview, Danish National Broadcasting : 25 March 2010

140 tecken kan förändra världen, Sydsvenskan : 14 March 2010

Be Creative, Inspired and Join a Global Movement, HuffingtonPost : 3 March 2010

Downing Tweet Parties to Support Maternal Morality Campaign, HuffingtonPost : 5 December 2009

Tweet, Tweet, Ka-ching, Fast Company : 23 September 2009

Tweeting for Charity, Twestival Local Begins, SkyNews : 10 September 2009

Twitter Users Network to Raise Funds for Charity, ABC News/USAToday : 9 September 2009

Twestival: Improving the World with Social Networks, Telegraph : 8 September 2009

The National, Canadian Broadcasting Corp : 12 February 2009

Using Twitter to Help Charity, SkyNews Live : 12 February 2009

Twitterers Gather Worldwide for Twestival, New York Times : 11 February 2009  

Twestival: Charity begins at Twitter, Guardian : 11 February 2009

Twitteros solidarios, Clarin : 11 February 2009

Twestival All Set to Save Lives, The Sun : 11 February 2009

Twestival: Live Aid 2.0, CNET, 10 February 2009

Twitter, solidario por un dia, El Pais : 10 February 2009

Saving the World, One Tweetup at a Time, AdAge : 28 January 2009