there are three “research realities” that must be addressed

There are three “Research Realities” that must be addressed.

You have to respect the

limits of working memory

Too often we assume the “pipeline” metaphor for communication

Effective Communication with PowerPoint… Really? Working Memory

Too often we assume the “pipeline” metaphor for communication

Effective Communication with PowerPoint… Really? Working Memory

Too often we assume the “pipeline” metaphor for communication

Effective Communication with PowerPoint… Really? Working Memory

Effective Communication with PowerPoint… Really? Working Memory

In reality, the “pipeline” metaphor is flawed.

Effective Communication with PowerPoint… Really? Working Memory

The mind does not process a “pipeline” of information.

Sensory Long-TermWorking

Effective Communication with PowerPoint… Really? Working Memory

The mind does not process a “pipeline” of information.

Effective Communication with PowerPoint… Really? Working Memory

We need a new metaphor for communication.

Effective Communication with PowerPoint… Really? Working Memory

Sensory Long-TermWorking

The “eye of the needle” metaphor reflects current research.

Effective Communication with PowerPoint… Really? Working Memory

The “eye of the needle” metaphor reflects current research.

Effective Communication with PowerPoint… Really? Working Memory

Effective Communication with PowerPoint… Really? Working Memory

Effective Communication with PowerPoint… Really? Working Memory

You have to address the two

channels

Effective Communication with PowerPoint… Really? Dual Channels

We process on two separate but related channels.

Visual Channel

Audio Channel

Effective Communication with PowerPoint… Really? Dual Channels

When someone speaks, you process the verbal information at one speed. When the speaker also displays the text of the speech, you process the information at a different speed – your mind first takes in the text visually and then verbalizes it for processing in the verbal channel. Because the same information is arriving through the same channel at different speeds, working memory has to split its efforts and reconcile the differences.

Effective Communication with PowerPoint… Really? Dual Channels

Crossing channels overloads the audience’s working memory.

Effective Communication with PowerPoint… Really? Dual Channels

Bullet points hurt learning

You have to guide attention.

Effective Communication with PowerPoint… Really? Guide Attention

There are many distractions happening now.

Effective Communication with PowerPoint… Really? Guide Attention

Use full sentence titles to summarize your slide.

Effective Communication with PowerPoint… Really? Guide Attention

PowerPoint and Word have two separate functions.