For 25 years I’ve worked on one question:how do people actually change?

I’m Didem Şatır Şendal. I started out running sales training in the field, and I’ve since worked with dozens of organisations across three continents. What I’ve learned fits into a single sentence: passing on knowledge isn’t enough — people have to try a new behaviour and make it their own.


01A turning point

Feeling good in a training room is one thing. Behaving differently on Monday morning is another.

Over my years as a trainer I kept seeing the same thing: participants would leave a programme delighted and highly motivated, only to slip back into their old behaviour within a few weeks. Since then I’ve built every training and development project around a single idea — that this is a journey from “knowing” to “being able to do”.

Passing on knowledge only works when it sits inside a system anchored in real working moments, real resistance and real follow-through. That is the only way lasting behaviour change takes hold.

Today that experience lives inside a system

Human Vision is where I turned 25 years of this into a model organisations can actually use.

Rather than keep applying what I’d learned on my own, I built a structured consultancy for organisations working on sales, leadership, coaching and transformation. You’ll find my services, completed projects and way of working there.

02How I work

First I listen. Then I design.

Before a programme begins I spend real time listening deeply and observing — the executive team, department heads, HR professionals and, most importantly, the sales teams out in the field.

My facilitation rests on trust: I build a room where people feel safe enough to think and stretched enough to grow. My job isn’t to deliver content — it’s to walk alongside people while they see, and change, how they work.

Meet Didem Şatır Şendal

Hear Human Vision’s approach and Didem’s development philosophy in her own words. The recording is in Turkish.

03Along the way

Where I’ve gone deep over the years

Areas of expertise

  • Sales performance & consultative sales coaching
  • Leadership development & executive coaching
  • Assessment & development centre design
  • Change management & organisational transformation
  • Strategic HR consulting

The training that shaped my career

I’ve had the chance to work with global institutions including Richardson (Consultative Selling), Challenger, Fierce Conversations, the Co-Active Training Institute (CTI), The Oxford Group, Hemsley Fraser, BTS Italy, EMCC Turkey (Transactional Analysis), Points of You, Powering and Hanna Nita Scherler (Gestalt). Adapting their work to the realities of the local field is the foundation of everything I do today.

Certifying and training institutions

  • Richardson
  • Challenger
  • Fierce Conversations
  • Co-Active Training Institute
  • The Oxford Group
  • Hemsley Fraser
  • BTS Italy
  • EMCC Turkey
  • Points of You
  • Powering
  • Hanna Nita Scherler

By the numbers

years of professional experience. I facilitate in Turkish, English and French, and I have worked with organisations across retail, finance, technology, FMCG, healthcare, manufacturing and automotive.

What are the areas that challenge you the most?

The right solution comes out of a conversation, not a catalogue.

You can reach me directly through Human Vision.