Related to: 'Why You Like This Photo'

Chris Gatcum

Chris Gatcum has lived and breathed photography for over two decades, working as a pro photographer, journalist, specialist magazine and book editor, and best-selling author. A passionate advocate of experimental digital and traditional photography, he is as comfortable conducting technical camera tests as he is demystifying the art of photography for the rest of us.

Dad Says Jokes

Dad Says Jokes is a community-run social brand fast approaching 1.6m followers, inspired by the daily jokes of author Kit Chilvers' dad, Andrew Chilvers.Kit started his career at social media publisher LADbible and has since gone on to launch his own media company, Pubity Group Ltd.To find out more follow @DadSaysJokes on Instagram, Twitter and Facebook.

Dale Wilson

Dale Wilson is a successful stock photographer in the very competitive world that has sprung up around the new distribution channels. He has also has his work used to promote Canada to tourists, and his clients have included the Royal Canadian Mounted Police, National Geographic Traveler, Smithsonian, Reader's Digest & IMAX.

Daniela Bowker

Daniela Bowker, author and curator of this book, is a noted photography journalist and photographer with a keen eye for digital art. She is co-author of Ilex's Photo School: Composition and a featured writer on the popular photography blog Pixiq.com.

Darina Allen

Darina Allen is Ireland's best-known food ambassador and the bestselling author of Ballymaloe Cookery Course and Forgotten Skills of Cooking, which won the prestigious André Simon award in 2009. She campaigns for local produce, is a member of Slow Food Ireland and set up Ireland's first farmers' market. She has won many awards including the Guild of Food Writers' Lifetime Achievement award in 2013. www.cookingisfun.ie

David Nightingale

David Nightingale is an instructor for the Perfect Picture School of Photography in the United States, running the successful online course Unleashing the Power of High Dynamic Range (HDR) Images. He is the director of Chromasia Training, a company specialising in all aspects of photographic training and post-production, and a regular contributor to Digital SLR User magazine.

Deborah Nadoolman Landis

Deborah Nadoolman Landis, PhD, costume designer and historian, received an MFA in Costume Design from UCLA and a PhD in the History of Design from the Royal College of Art, London. Her distinguished career includes the classic Animal House (1978), The Blues Brothers (1980), An American Werewolf in London (1981), Raiders of the Lost Ark (1981), Trading Places (1983), The Three Amigos (1987) Coming to America (1988), for which she was nominated for an Academy Award, and the groundbreaking music video Michael Jackson's Thriller (1983). A two-term past president of the Costume Designers Guild, and past Governor of the Academy of Motion Picture Arts & Sciences, Professor Landis is the author of six books including Dressed: A Century of Hollywood Costume Design (2007), FilmCraft: Costume Design (2012), Hollywood Sketchbook: A Century of Costume Illustration (2012) and the catalogue for her landmark exhibition, Hollywood Costume, which she curated at the Victoria & Albert Museum in London. She is the editor-in-chief of the upcoming three-volume Bloomsbury Encyclopedia of Film and Television Costume Design (2020) and is currently curating an exhibition on science and science fiction opening in 2020 at the Science Museum, London. Professor Landis is Chair and Founding Director of the David C. Copley Center for Costume Design at UCLA's School of Theater, Film and Television.

Demetrius Fordham

Demetrius Fordham is a professional commercial, editorial and lifestyle photographer based in Brooklyn, NY. Born in Stuttgart, Germany and raised in Denver, Colorado, Demetrius launched his photography career assisting iconic photographers such as Sheila Metzner and Kurt Iswarienko. He was also the first assistant of celebrated commercial photographer Doug Menuez for many years.

Diana Henry

Diana Henry is one of the UK's best-loved food writers. She has a weekly column in the Sunday Telegraph and also writes for BBC Good Food, House & Garden and Waitrose Weekend, as well as being a regular broadcaster on BBC Radio 4. Diana has won numerous awards for her journalism and books, including Cookery Journalist of the Year from the Guild of Food Writers (three times, most recently in 2015), Cookery Writer of the Year at the Fortnum & Mason Food and Drink Awards in 2013 and 2015 and Cookery Book of the Year for Simple at Fortnum & Mason Food and Drink Awards 2017. A Change of Appetite was voted Cookbook of the Year by the Guild of Food Writers in 2015 and A Bird in the Hand won a James Beard award in 2016. Diana has written ten other books including Crazy Water Pickled Lemons, A Bird in the Hand, Cook Simple, Salt Sugar Smoke, Roast Figs Sugar Snow, A Change of Appetite, Simple and How to Eat a Peach. A Bird in the Hand, Simple and How to Eat a Peach were Top 10 Bestsellers and Diana's books have sold over 700,000 copies worldwide.Diana studied English Literature at the University of Oxford and journalism at City, University of London. She was a TV producer for the BBC for over ten years before starting to write. She lives in London with her children.www.dianahenry.co.ukInstagram: @dianahenryfoodTwitter: @dianahenryfood

Dr Gareth Moore

Dr Gareth Moore is a puzzle expert who has authored numerous bestselling books, including The Ordnance Survey Puzzle Book (more than 148,000 copies sold) and The Penguin Book of Puzzles.

Dr Ross Bayton

Dr Ross Bayton gained a Bachelor's degree in tropical ecology, and later a Masters and a PhD, both in taxonomy. He is the co-author of RHS Genealogy for Gardeners and RHS Gardening School (both Mitchell Beazley), and worked for three years at BBC Gardeners' World Magazine.

Gynelle Leon

Gynelle Leon is the founder of Prick, London's first shop dedicated to cacti and succulents. Her boutique has been featured in the Evening Standard, the Financial Times, Monocle, i-D and the Huffington Post. She is also an RHS award winning plant photographer.

Haje Jan Kamps

Haje Jan Kamps set up his first photo website at the age of 16 and is now one of the world's best-read photography bloggers; his site photocritic.org has thousands of visitors every day. Shooting with any camera he can, including his smartphone, he has built a successful freelance career, and written books for serious professionals and hobbyists alike, including bestseller 'The Rules of Photography & When To Break Them'. He has also founded a photography technology company, Triggertrap, which sells smart remote releases.

Harri Rose

Harri Rose is a qualified health coach and mindfulness teacher. She teaches body acceptance, self-compassion and creative living. Harri believes that for too long we have been apologizing for our bodies - and that diet culture and beauty standards are holding us back. Through her writing, workshops and 1:1 clients, Harri helps people to live their lives without rules and restriction and embrace how amazing they really are.

Hedy Van Erp

Hedy Van Erp is a photo historian and writer. She has been curator at a host of leading institutions, including ICON and the Dutch National Portrait Gallery. She founded the first photo agency dedicated to art photography.

Helen McCarthy

Helen McCarthy is one of the west's most distinguished manga experts. The Harvey-award-winning biographer of Osamu Tezuka, she is regularly interviewed in the mass media about manga, has curated a Tezuka exhibition at London's Barbican Centre, and the ultimate compliment has seen her work translated back into Japanese.

Jake Spicer

Jake Spicer is an artist and drawing tutor based in Brighton, England. He is head tutor at the independent drawing school Draw, a co-director of the Drawing Circus and regularly runs portrait and figure drawing courses for the Camden Arts Centre and National Portrait Gallery.www.jakespicerart.co.uk@BrightonDrawing

Jeff Wignall

Jeff Wignall, former camera columnist for the New York Times and Technical Editor of Photo District News, has written numerous best-selling books, including The Joy of Digital Photography. A frequent contributor to many photo magazines (Popular Photography, American Photo, Outdoor Photographer and PC Photo Digital), Jeff shoots advertising and advertorial work for major clients including Sony, Canon, Nikon, and Olympus; thousands of his photos have been published in every print medium.

John Beardsworth

JOHN BEARDSWORTH is a photographer and writer with a wealth of experience photographing both digitally and on film. He is the author of Step-by-Step Digital Black-and-White Photography, Photoshop Blending Modes Cookbook, Photoshop Fine Art Effects Cookbook, Digital Photographer's Guide to Adobe Photoshop Lightroom, and Advanced Digital Black & White Photography.

John Vincent

John is co-founder of LEON, which now has more than 55 restaurants (including in Amsterdam, Utrecht, Oslo and Washington, DC). He wrote LEON Naturally Fast Food with Henry Dimbleby, LEON Family & Friends with Kay Plunkett-Hogge, LEON Happy Salads and LEON Fast & Free with Jane Baxter and LEON Happy Soups, LEON Happy One-pot Cooking and LEON Fast Vegan with Rebecca Seal. He thinks that our relationship with food should be positive and joyous and that we need to listen more carefully to our gut, eat more good fats and less sugar.