Links on Twitter: Eye-tracking study, Tribune’s aggregator, PolitiFact’s theme song

Eye-tracking study finds readers prefer one-column layouts over three http://tr.im/mxRy PDF: http://tr.im/mxRA »

Tribune Co. is readying a news aggregator for Chicago, and @pottsmark can’t wait to see it http://tr.im/mxI0 »

Sotomayor would be first justice “with a history of precedent-setting rulings on cyber law issues” http://tr.im/muNQ »

The Huffington Post, not yet profitable, names its first chief financial officer http://tr.im/mz1k »

Pulitzer-winning PolitiFact gets a new theme song http://tr.im/mB1w But for a site that separates fact from fiction, why so much Auto-Tune? »

Kelly Bjorklund and Simon J. Smith

Evidence suggests Russia has been deliberately targeting journalists in Ukraine — a war crime

“It is essential — for us all — that the protections afforded to journalists under international law are scrupulously upheld, and those responsible for their deaths are caught and face the consequences.”

Sarah Scire

A paywall? Not NPR’s style. A new pop-up asks for donations anyway

“I find it counterproductive to take a cynical view on tactics that help keep high-quality journalism freely accessible to all Americans.”

Mark Schapiro

The story of InterNation, (maybe) the world’s first investigative journalism network

Long before the Panama Papers and other high-profile international projects, a global network of investigative journalists collaborated over snail mail.