RGM® Glossary · People
Growth Glossary — Definition
SHT PETER-FIELD

Peter Field

Marketing consultant; co-author with Les Binet of marketing effectiveness research based on IPA Effectiveness Awards data.
Schematic — Peter Field

Marketing consultant; co-author with Les Binet of marketing effectiveness research based on IPA Effectiveness Awards data.

Term
Peter Field
Field
People
Category
Marketing

What the term covers

Pick one definition.Peter Field is a marketing concept. Fix what it covers before the team debates tactics, and the rest of the conversation gets easier.

Marketing consultant; co-author with Les Binet of marketing effectiveness research based on IPA Effectiveness Awards data.

Peter Field is a marketing term for a marketing concept. Agree the scope and two people stop talking past each other.

The mechanics

Look at it this way.Peter Field is no fixed dial. How it behaves depends on your audience, your channel mix, and the strategy around it.

Peter Field is not a switch you flip. It names a moving idea, and the way it plays out shifts with the setup. A lean team running one paid channel applies Peter Field differently than a brand running ten. Use Peter Field loosely and teams pull apart; pin it down and the math lines up.

The working rule is plain. Agree what Peter Field covers first, then act on it. Skip that order and Peter Field loses its shared meaning, and two teams end up measuring two different things. Here is the short version.

When teams use it

One idea, plainly put.Use Peter Field when it changes a choice. If it is not driving a decision, it is vocabulary, not leverage.

Use Peter Field when it changes an outcome. For marketing teams, that tends to be three recurring moments. With no choice live, Peter Field is good to know, not to chase.

  1. Setting budget. Peter Field signals which line earns the marginal spend.
  2. Choosing a metric. Peter Field reveals if the metric measures real impact.
  3. Comparing options. Peter Field evens out a comparison that would otherwise mislead.

Pitfalls in practice

Look at it this way.The errors with Peter Field are predictable: one blanket rule, no context, chasing the word, raw benchmarks. Each is avoidable.

Common questions

How is Peter Field defined?
Marketing consultant; co-author with Les Binet of marketing effectiveness research based on IPA Effectiveness Awards data. In short, fix that meaning before any tactic is debated.
Why does Peter Field matter for marketers?
Peter Field earns its place when it shapes a real decision. The leverage is in correct use, not in the word itself.
How do teams use Peter Field?
Peter Field supports a real choice: where money goes, what gets measured, which option wins. The Mailchimp case traces it.
Where do teams slip up on Peter Field?
Treating Peter Field as one blanket rule and reporting it with no baseline. Both hide a soft assumption.
How is Peter Field defined?
Marketing consultant; co-author with Les Binet of marketing effectiveness research based on IPA Effectiveness Awards data. In short, fix that meaning before any tactic is debated.
Why does Peter Field matter for marketers?
Peter Field earns its place when it shapes a real decision. The leverage is in correct use, not in the word itself.
How do teams use Peter Field?
Peter Field supports a real choice: where money goes, what gets measured, which option wins. The Mailchimp case traces it.