"In the early '90s, anthropologist Robin Dunbar [photo, left] proposed that a human being has the capacity to have up to 150 meaningful relationships.

"J.

"Neuroscientists talk about how we have one brain but two minds.

"Stanford GSB Professor Jennifer Aaker [photo, left] discusses the importance of stories, and how they can be used as a tool to persuade and shape how others see you.

"Have you ever felt like you're talking, but nobody is listening?

"These are some tips to help you foster a happier brain, according to Alex Korb, a postdoctoral researcher in neuroscience at UCLA.

MIT career advisor Lily Zhang hand-picked these talks for the insights they can give all job hunters.

Duarte advises starting with the simplest tool imaginable, the humble sticky note.

Watch this tutorial to see how to create effective Prezi presentations.

In this talk at Google, Gina Barnett (profiled in the chapter-opening Communication Close-Up) shares some essentials of using your body as an effective speaking instrument.

The etiquette expert Barbara Pachter offers tips to help you get comfortable at business lunches and dinners.

See how the IoT is reshaping numerous business processes, including business communication.

Understand the five elements that make up this essential quality for business success.

"We all experience moments when it's hard to speak up - whether it's at work, in our relationships, or out in a public with a stranger.

"On average, hiring managers get 75 résumés per position they post, according to a study from CareerBuilder.

Check out Prezi's YouTube channel.

"Stefanos Zenios explains how design thinking and the lean startup methodology can help entrepreneurs quickly take their big idea from a rough sketch on the back of a napkin to a real world product.

"Americans are notorious for using filler words.

"Americans are notorious for using filler words.

"On November 5, 2015 we interviewed Tony Robbins, bestselling author of Money: Master The Game, reveals the best way to make a good first impression.

Watch the list put together by Alyse Kalish (photo, left) at TheMuse.

"Pre-suasion and Influence author Robert Cialdini [photo, left] came by Business Insider to talk about using the tactics of "pre-suasion" to help your career.

"Tony Robbins, best-selling author of Money: Master The Game, reveals what you need to do in your 20s to have a better quality of life in your 30s.

"Check out the Retail Across America in photos slideshow, watch the video stories from each state and find out where we're headed next.

"In Alec Ross’s new book, The Industries of the Future, he takes a deep dive into the specific fields he believes will shape our economic future, including robotics and the codification of just about everything.