Usability experts at Nielsen Norman Group offer dozens of research-based articles on effective communication using mobile devices and other technologies.

"Google is a more powerful tool than most people realize.

"A sales presentation should be short, simple and concise; your audience will retain a maximum of 3-4 posts per presentation, so take advantage to target your customer by taking about their needs to gain their trust.

"If you’re interested in keeping your audience engaged, engrossed, and enrapt (or at least awake), here are 7 PowerPoint tips that will help you grab and keep their attention," declares Monique Torres (photo, left) in an article at Act-On.

Haiku Deck gives their picks for "Decks of the Year.

Andrew Donnelly has some tips at Mikogo.

The U.

Follow these steps distilled from Duarte’s decades of experience crafting presentations for major corporations.

This website offers a wealth of advice on producing quality videos.

These online tools (many are free) offer a variety of ways to create infographics.

Get everything you need to know from the Mobile Marketing Association.

The communication professionals at CommPRO explore the good and bad in crisis communication.

Usability experts at Nielsen Norman Group offer dozens of research-based articles on effective communication using mobile devices and other technologies.

"Whether you are a manager explaining new programs to your employees, a chief financial officer giving a financial update to the media, or a vice president speaking in front of your board of directors, following these 10 suggestions will help you achieve presentation success: .

"What's surprising is how few of us rehearse the way we will move on stage during presentations.

Kim Lachance Shandrow speaks with Simon Sinek, one of the most popular TED presenters.

"Some studies say you've only got 15 seconds to grab an audience's attention, while others say it's closer to a minute," writes Richard Feloni of BusinessInsider.

“The obligation to be understood is from the one who speaks or writes, not from the one who hears or reads.

"Over the years SOAP has helped clients to create and deliver thousands of presentations in a lot of countries and in more markets and areas than we can count.

The editors at SOAP (State of the Art Presentations) report on the topic.

"One of my favourite sources for information and guidelines regarding referencing and citation styles is the Purdue Online Writing Lab (OWL).

"When we speak, we have about 60 seconds to capture our audience's attention, establish credibility, orient them to our topic, and motivate them to listen, says Darlene Price, president of Well Said, Inc.

From the folks at Educational Technology and Mobile Learning.

From CodeCondo.

Fergal Glynn posts his list.