The Foxtrot Resource Library

Free guides and answers about accent modification

Evidence-based information to help you understand the process before you begin.

Aviation

How to Prepare for an ICAO Language Proficiency Assessment

A step-by-step preparation guide for pilots and ATCs facing an ICAO English assessment. What to study, how to practice, and where accent modification fits in.

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Accent Modification

How Long Does Accent Modification Take?

The honest answer to how long accent modification takes is that it depends on several factors. Here's what the research suggests and what to expect from the process.

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Language Backgrounds

Accent Modification for Spanish Speakers: What to Expect

Spanish and English share an alphabet but differ in how sounds are produced, how words are stressed, and how sentences flow. Here's what the accent modification process looks like for Spanish speakers.

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Accent Modification

Can Adults Change Their Accent?

The idea that your accent is fixed after childhood is a common misconception. Here's what the research actually says about accent modification for adults.

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Language Backgrounds

Accent Modification for Mandarin Speakers: What to Expect

Mandarin and English differ significantly in phonology, tone, and rhythm. Here's what those differences mean for the accent modification process.

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Aviation

ICAO Language Proficiency Requirements: What Pilots and Aviation Professionals Need to Know

ICAO Language Proficiency Requirements (LPRs) are mandatory for pilots and air traffic controllers operating internationally. Here's what the six levels mean and how to prepare.

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Accent Modification

What Is Accent Modification? A Complete Guide

Accent modification is a voluntary, evidence-based process that helps people adjust specific features of their speech. Here's what it actually involves.

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