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The Blair Partnership·UK

Agent profile summary

Represents
children's fiction and non-fiction (to ya/crossover)
Looking for
Ambitious storytelling; bold structure/voice; fresh takes on genre; author/illustrators; underrepresented/marginalised voices; high-concept contemporary YA romance; horror/thrillers; hooky YA fantasy/speculative; hilarious MG; screen potential
How to submit
Email
Recently verified·Last verified: 31 May 2026

Rachel Petty is a literary agent at The Blair Partnership based in UK. Their list focuses on children's fiction and non-fiction (to ya/crossover). Currently open to submissions. Submissions via Email. For current guidelines, check the agent's own submission page linked below.

Age Categories

Children's, Middle Grade, YA

Notes

Not currently accepting picture book submissions.

Other agents at The Blair Partnership

RepresentsEmerging talent, women's stories, minority voices, working class stories, film and television
Looking forMichelle Gayle is listed by The Blair Partnership as Agent-at-Large. The official agents page says she is passionate about telling stories that depict the struggles of women, minorities, and the working class. The official announcement says she was appointed as an Agent-at-Large to help increase the breadth of the agency's representation and to focus on finding emerging talent.
How to submitThe official Blair agents roster does not expose a Michelle Gayle-specific public submission email or materials checklist in this run. The stored source previously pointed to Hattie Grunewald, the corrected official source is the Blair agents roster that lists Michelle Gayle as Agent-at-Large.
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The Blair Partnership

Open
RepresentsCrime fiction, thriller, mystery, book club fiction
Looking forAdult commercial fiction paired with punchy concepts and irresistible voice. Particularly drawn to psychological thrillers where nothing is as it seems, groundbreaking mysteries that blur genres, and literary crime writing that crosses boundaries. Also actively looking for book club novels with exceptional writing that create emotional resonance, as well as imaginative cross-genre works that blend mystery with horror, romance, or other unexpected combinations.
How to submitSend your submission to EdSubmissions@theblairpartnership.com. Include your manuscript or sample pages along with a cover letter outlining your concept and voice.
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The Blair Partnership

Closed
RepresentsNon-fiction
Looking forNon-fiction aimed at big, mainstream adult audiences, written by authors who are experts in their fields or have established platforms. Particularly interested in history (broad brushstrokes or specific stories that read as compellingly as fiction), true crime, accessible pop science, stories with animals at their heart, useful cookery that does something new, and puzzle and humour books. Also keen on books that bring readers joy, improve their health, wellbeing, career or lives, and books that help readers understand the world today, such as titles on politics, climate and nature. Not looking for fiction.
How to submitCurrently closed to submissions. When open, email emilysubmissions@theblairpartnership.com with the working title in the subject line. Include a one-line elevator pitch, a short blurb, target market and genre, and anything relevant about you (prizes, social media platforms, qualifications, career experience). Attach a proposal document and writing sample in one Word document or PDF. The proposal should be no more than 10,000 words and include why your book is different from what has been published before, why your target market needs it now, at least three comparable titles, and a writing sample of 1–3 chapters. Do not send Pages documents, Google documents, WeTransfer or DropBox downloads. Do not post submissions. Emily also asks submitters to address four criteria in their email: an eye-catching hook or appealing promise, evidence of an existing adult audience, strong reasons why you are the right author for the project, and that the work is written with flair or includes beautiful illustrations.
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The Blair Partnership

Open
RepresentsFiction and non-fiction
Looking forCommercial and upmarket fiction (book club, crime and thriller, historical, contemporary), commercial women's/romantic fiction, some lifestyle/personal development non-fiction
How to submitEmail hattiesubmissions@theblairpartnership.com
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The Blair Partnership

Closed
RepresentsCommercial fiction, non-fiction, screenwriters
Looking forRory represents clients across commercial fiction and non-fiction, as well as screenwriters and brands. With valuable experience working as a senior publisher, he has a deep and pragmatic understanding of what discerning editors want to see from clients' manuscripts.
How to submitRory is currently closed to submissions. Please direct your submission to Hattie, Rachel, Emily, or Ed instead.
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Agents with overlapping taste

RepresentsChildren's authors and illustrators
Looking forChildren's authors/illustrators across ages/genres, currently especially: witches, teen romance/romcom series, MG/YA sci-fi/fantasy, MG/YA horror/supernatural, YA romantasy, books for boys, compelling contemporary. For picture books/graphic novels currently only author-illustrators
How to submitEmail childrensbooksubmissions@theagency.co.uk with submissions as attachments, not download links. Do not email the agent directly. No postal submissions.
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Sheil Land Associates

Open
RepresentsLiterary fiction, commercial fiction, book club fiction, contemporary fiction, commercial women's fiction, crime, mystery, thrillers, fantasy, genre romance, historical fiction, horror, ghost stories, sagas, science fiction, biography, memoir, cookery, gardening, gift books, humour, history, military history, lifestyle, mind-body-spirit, self-improvement, politics, popular science, psychology, travel, children's, YA
Looking forSF/fantasy, sweeping historical fiction, character-driven sci-fi, action/adventure, crime. Non-fiction: history, biography, music
How to submitEmail submissions@sheilland.co.uk with a cover letter, a one-page synopsis (fiction) or brief outline (non-fiction), a short CV, and the first three chapters or around fifty pages. Submissions should be 1.5 line spaced with margins and page numbers, and must include a word count. Only one work at a time. No AI-generated content accepted.
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The North Literary Agency

Closed
RepresentsFiction and non-fiction
Looking forCommercial/high-concept fiction with hook (romance/crime/thriller/general), accessible literary, speculative/SFF/horror, fun fantastical MG, big-emotion YA. Less keen on political or gangland thrillers
How to submitEmail submissions@thenorthlitagency.com when open to submissions
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Bell Lomax Moreton

Open
RepresentsChildren's and YA fiction, na/crossover, commercial women's fiction, narrative non-fiction
Looking forMG: voice-driven with heart/humour, contemporary or MG fantasy series. YA: friendships/firsts/feels, high-concept/speculative romance or thriller. NA and commercial women's: romance-forward with unusual circumstances, romcom (college/university), darkly comic new-parenthood, also speculative/historical romance. Romantasy: romance-forward, grounded magic, morally grey. Non-fiction: extraordinary challenges/adventures, experts in STEM/history/pop culture/mental health. Not sci-fi, crime fiction, picture books
How to submitEmail submission@bell-lomax.co.uk with a covering letter in the email body, a short synopsis (including full plot details), and the first three chapters (no more than 50 pages, double spaced) as a Word document or PDF. Do not address the submission to more than one agent.
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Darley Anderson Children's Book Agency

Open
RepresentsChildren's books
Looking forActively seeking new clients, MG adventure/series potential, YA romance and fantasy, horror/monster stories, contemporary teen, queer/found-family, SFF across YA/new adult (not grimdark)
How to submitEmail - childrens@darleyanderson.com
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RepresentsMiddle grade, YA, science fiction, fantasy, horror, romance
Looking forSci-fi, fantasy, horror and romance from MG through YA/crossover to adult, with quality writing, compelling characters and hooky plots
How to submitEmail - mjamieson@unitedagents.co.uk
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This profile was last verified on 31 May 2026. PairPi tracks UK literary agents' submission guidelines against their own websites. If you spot something wrong, please email hello@pairpi.com.