cv

Basics

Name Jack Saunders
Label Senior Research Scientist | AI Avatars & Digital Humans
Email jacksaunders909@gmail.com
Url https://jsaunders909.github.io/
Summary Senior Research Scientist at Tavus working on next-generation avatar rendering and generation. PhD from the University of Bath (ART-AI CDT & CAMERA). Founder of RealSync AI. Previously interned at Microsoft and Epic Games. Research focuses on video diffusion models, Gaussian Splatting, and audio-visual multimodal AI for photorealistic digital humans.

Work

  • 2025.03 - Present
    Senior Research Scientist
    Tavus
    Working on next-generation avatar rendering and generation technology, with a focus on video diffusion models for photorealistic, real-time avatars.
    • Video diffusion models for photorealistic avatar generation
    • Autoregressive generation methods (Self-Forcing) for real-time deployment
    • Real-time avatar rendering and generation pipelines
    • Gaussian Splatting and neural rendering
  • 2024.06 - 2024.09
    Research Science Intern
    Microsoft
    Research internship in the Mixed Reality & AI Lab. Led development of GASP (Gaussian Avatars with Synthetic Priors), a method for creating animatable 360-degree Gaussian avatars from a single image, published at CVPR 2025. Also contributed to RwR (Retrieve while Reasoning).
    • Led development of GASP: Gaussian Avatars with Synthetic Priors (CVPR 2025)
    • Real-time 360-degree animatable avatars from a single image at 70fps
    • Contributed to RwR: Retrieve while Reasoning (CVPR 2025)
    • Gaussian Splatting, synthetic data priors, avatar fitting
  • 2024.04 - Present
    Founder
    RealSync AI
    Founded RealSync AI to provide consultancy and science communication for avatar and digital human companies. Focus on lip-sync, talking face, and deepfake detection technologies.
    • Consultancy for avatar and digital human companies
    • Science communication around AI-generated video
    • Lip-sync and talking face technology
  • 2022.05 - 2024.05
    Research Scientist (Part-time)
    DeepReel
    Employee #1 at DeepReel. Designed and implemented the core AI Avatar technology powering the product.
    • Designed and built core AI avatar pipeline from scratch
    • Lip-sync and talking face generation
    • Neural rendering for video avatars
  • 2021.11 - 2022.05
    Research Intern
    Epic Games
    Research internship focused on style transfer for 3D facial animation, which later became the basis for the FACTS paper at Eurographics 2024.
    • Style transfer for 3D facial animation
    • Unreal Engine MetaHuman integration
    • GAN-based emotion and style transfer

Education

  • 2019.09 - 2025.03

    Bath, UK

    PhD
    University of Bath, UK
    Computer Science — Deep Learning for Digital Humans
  • 2016.09 - 2019.06

    Southampton, UK

    BSc
    University of Southampton, UK
    Mathematics

Awards

  • 2019.06.01
    E T Davis Prize for Pure Mathematics
    University of Southampton
    Awarded to the student with the highest mark in Pure Mathematics in the final year of the BSc Mathematics course.

Publications

Skills

Deep Learning for Digital Humans
Video Diffusion Models
Gaussian Splatting
Flow Matching
GANs
Transformers
LoRA
Neural Rendering
Audio-Visual AI
Lip-sync
Talking Face
Speech-Driven Animation
Audio-Visual Models
Video Dubbing
Python
PyTorch
CUDA
Hugging Face
Diffusers

Languages

English
Native Speaker

Interests

Digital Humans & Avatars
Real-time rendering
Video diffusion
Self-Forcing
Photorealism