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Master sub-editing techniques. Learn from experts to edit content, improve accuracy and create succinct messaging, for marketers and writing professionals across industries.

1 day course     10am - 5pm     Live Online or Classroom-based

What you will learn

  • Exploring sub-editing and its importance for content and conversion success.
  • How to check facts and ensure accuracy.
  • Understanding the power of visual stories and marketing to convert clients.
  • How to write for different mediums, creating an improved portfolio.
  • Exploring new marketing opportunities.
  • How to create a unique brand and voice.
  • Understanding how visual and written mediums are crucial to promotion.
  • Sub-editing Skills

    The trainer was great!

    Microbiology Society
    December 2025
  • Sub-editing Skills

    The trainer was an excellent and made everything very interesting.

    Microbiology Society
    November 2025
  • Sub-editing Skills

    The trainer took us through the course at a good pace and tailored it to the type of content we deal with at work. He had great examples and explained the concepts really well. Very enjoyable! Thanks.

    Microbiology Society
    November 2025
  • The best two days training I have ever had. Would definitely recommend and use again.

    Surrey Heath Borough Council
    November 2025
  • Clear and concise explanations of all program capabilities, very helpful.

    Hyder Consulting Ltd
    November 2025
  • I just wanted to let you know that I've managed to replicate the steps you showed me in FileMaker on my organisation's database. My invoicing layouts now work perfectly. Thank you very much!

    Julian Support
    November 2025
  • Transmedia were a pleasure to deal with from the start. Our trainer was friendly and extremely knowledgeable, our Account Manager was attentive to our needs and the aftercare and support is brill.

    Gloucestershire Constabulary
    December 2025
  • Lee's After Effects lesson was super fun and helpful. He talked through processes clearly and had a lot of patience for everyone on my team. Thank you :)

    Jersey Heritage
    November 2025
  • Very good course and very well presented.

    DX Network Services Ltd
    December 2025
  • The trainer's knowledge of the program was amazing.

    Hastoe Housing
    September 2025
  • Tutor was great. Loved doing it on my own machine with an additional monitor for the instructional chat.

    Annette M
    November 2025
  • Really great Figma course. Our trainer was very knowledgeable and helpful. Thank you!

    CPL One Limited
    August 2025
  • Great training course, brilliant working atmosphere, very warming and welcoming people, a definite for anyone looking to improve skills in video editing.

    MAHLE Powertrain
    November 2025
  • The Figma course was great! Our trainer was very good at explaining and had great patience even when you didn't understand something. I feel much more confident using Figma now.

    Paulina M
    September 2025
  • Excellent in all areas. The trainer was fantastic.

    University of Glamorgan
    September 2025
  • Sub-editing Skills

    The trainer was great!

    Microbiology Society
    December 2025
  • Sub-editing Skills

    The trainer was an excellent and made everything very interesting.

    Microbiology Society
    November 2025
  • Sub-editing Skills

    The trainer took us through the course at a good pace and tailored it to the type of content we deal with at work. He had great examples and explained the concepts really well. Very enjoyable! Thanks.

    Microbiology Society
    November 2025
  • The best two days training I have ever had. Would definitely recommend and use again.

    Surrey Heath Borough Council
    November 2025
  • Clear and concise explanations of all program capabilities, very helpful.

    Hyder Consulting Ltd
    November 2025
  • I just wanted to let you know that I've managed to replicate the steps you showed me in FileMaker on my organisation's database. My invoicing layouts now work perfectly. Thank you very much!

    Julian Support
    November 2025
  • Transmedia were a pleasure to deal with from the start. Our trainer was friendly and extremely knowledgeable, our Account Manager was attentive to our needs and the aftercare and support is brill.

    Gloucestershire Constabulary
    December 2025
  • Lee's After Effects lesson was super fun and helpful. He talked through processes clearly and had a lot of patience for everyone on my team. Thank you :)

    Jersey Heritage
    November 2025
  • Very good course and very well presented.

    DX Network Services Ltd
    December 2025
  • The trainer's knowledge of the program was amazing.

    Hastoe Housing
    September 2025
  • Tutor was great. Loved doing it on my own machine with an additional monitor for the instructional chat.

    Annette M
    November 2025
  • Really great Figma course. Our trainer was very knowledgeable and helpful. Thank you!

    CPL One Limited
    August 2025
  • Great training course, brilliant working atmosphere, very warming and welcoming people, a definite for anyone looking to improve skills in video editing.

    MAHLE Powertrain
    November 2025
  • The Figma course was great! Our trainer was very good at explaining and had great patience even when you didn't understand something. I feel much more confident using Figma now.

    Paulina M
    September 2025
  • Excellent in all areas. The trainer was fantastic.

    University of Glamorgan
    September 2025

This Sub-editing Skills course includes

  • bullet point icon Authorised Certificate
  • bullet point icon Lifetime support after your course
  • bullet point icon Course materials
  • bullet point icon Live Instructor-led training
  • bullet point icon Refreshments all day
  • bullet point icon Latest Mac or PC ready to go
  • bullet point icon Authorised Trainers
  • bullet point icon Hands-on exercises

Course Dates


Date Location Price (ex VAT)  
Fri 20 Feb 2026 London £345
Mon 16 Mar 2026 Live Online £375
Mon 20 Apr 2026 London £375
Wed 27 May 2026 Live Online £375
Mon 15 Jun 2026 London £395
Mon 13 Jul 2026 Live Online £395
Wed 19 Aug 2026 London £395
Fri 18 Sep 2026 Live Online £395
Thu 15 Oct 2026 London £395
Wed 18 Nov 2026 Live Online £395
Thu 17 Dec 2026 London £395
Show more dates

Google Reviews

The trainer was an excellent and made everything very interesting.

Microbiology Society
November 2025

Course Outline for Sub-editing Skills

Sub-Editing

  • The role of the sub-editor
  • Building a process
  • The sub-editor as the reader’s last line of defence
  • How to be a gatekeeper of editorial quality

The Sub's Eye

  • Six essential checks for catching errors
  • Tailoring your own checklists
  • Breaking down the process: spelling and fact checking
  • Refreshing your command of grammar and punctuation
  • The importance of a style guide

Reworking Difficult Copy

  • Identifying common problems
  • Spotting unanswered questions and gaps in raw copy
  • When to apply a quick fix and when to rewrite
  • How to work sympathetically with writers and contributors

Headlines and Attention-Grabbers

  • Writing short-form content and captions
  • The skill of writing great headlines
  • Choosing the right pull-quotes
  • Using sub-heads to guide the reader

Proofreading

  • Defining the proofreading stage of copy editing
  • Tips for fast and efficient proofreading
  • Cutting copy to fit
Show more

FAQs about the Sub-editing Skills course

Is this Sub-editing Skills course suitable for me?

This course is designed for people who are new to sub-editing or have been subbing for a while but have never had formal training or who would like to learn best practice in sub-editing. If you are have any questions about whether the course could meet your needs, please speak to our customer service team, who will be delighted to advise you.

How is the content taught throughout the Sub-editing Skills course?

Our Sub-editing Skills course is extremely interactive. You will be learning how to sub-edit effectively throughout the day, working through examples and live projects under the guidance of our trainer, who will be supporting you through each step.

What is the recommended number of people for the class when I attend the Sub-editing Skills course?

For private classes in Sub-editing Skills, we recommend a maximum of 8 to 10 people from the same company in the class. Please ask our customer service team to help you find the right balance of people per class and the number of days training you need.

Should I attend the Sub-editing Skills course in person or live online?

For in-person courses at our London training centre, you will receive a warm personal welcome, your choice of the latest Mac or PC and morning and afternoon refreshments. If you prefer to attend remotely, rest assured that you will be taught live by the same experts that deliver our in-person courses, covering the same training content, using the same exercises and materials. A second monitor is recommended but not essential.

What support is available after I attend the Sub-editing Skills course?

We offer ongoing support to our Sub-editing Skills course attendees through email and by arrangement, phone calls. You are welcome to ask any questions on topics covered during training. Our trainer will always do their best to explain principles and help you with any issues you encounter.

Will I receive a certificate upon completion of my Sub-editing Skills course?

Yes, you'll receive a certificate of completion from Transmedia, demonstrating your knowledge and attendance on our Sub-editing Skills course. Our certificates note our Authorised Training Centre status.

Sub-editing Skills — Team and Bespoke Training

Booking a private training session allows you to focus on your exact needs on dates that work best for you or your team.

  • Sessions can be run online or in person, on your site or at our London training centre.
  • We manage training for many of the UK’s largest companies, taking care of all the admin, working with you to ensure the perfect course.
  • Our expert trainers will first understand your requirements and then tailor each session to your exact specification.
  • We offer a free consultation service to work out every detail of your course.

Prices for bespoke sessions with our expert trainers start at £595 + VAT, depending on the course and number of people.
Costs include all preparation time to customise the course to your exact requirements.

Private One-to-One Training

One-to-one tuition tailored to your exact requirements. Your choice of duration, dates and content.

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Team Training for Companies

Group bookings provide you with the most cost-effective way to train your team.


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We offer unlimited training support after your course.

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Join our authorised training courses live online from anywhere in the world.

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