Dr. George Papagiannakis, co-founder and CEO/CTO of ORamaVR is a computer scientist specialised in computer graphics systems, extended reality algorithms and geometric computational models. His academic credentials include serving as Professor of Computer Graphics at the Computer Science department of the University of Crete, Greece, as Affiliated  Research Fellow at the Human Computer Interaction Laboratory of the Institute of Computer Science in the Foundation for Research and Technology Hellas, Heraklion, Greece, where he leads the CG Group and as visiting Prof of CS at the University of Geneva. He has more than 100 publications in the field, and he is a member of CGS (Board Member), IEEE, Eurographics, ACM and SIGGRAPH professional societies. In 2011 he was awarded a Marie-Curie Intra-European Fellowship for Career Development from the European Commission’s Research Executive Agency. He was conference chair of the Computer Graphics International 2016 Conference, in cooperation with CGS, ACM, ACM SIGGRAPH and Eurographics Associations. In 2017 he published a Springer-Nature book on Mixed Reality and Gamification which achieved more than 77.000 downloads so far. His pioneering research has attracted more than 2M EUR external funding at FORTH and more than 1M external R&D funding at ORamaVR.

Professor Tsiridis is the Secretary General of the European Hip Society, Vice Chairman of Orthopaedic Surgery and Head of Adult Joint Reconstruction at PGH Orthopaedic Department of Aristotle University (AUTh) Medical School in Thessaloniki, Hellas. He is an Honorary Senior Lecturer at Imperial College London, UK; Fellow of the Royal (FRCS) and the American (FACS) College of Surgeons. He hold a PhD from the King’s College London UK; and an MD cum laude from the Athens University Medical School, Hellas. He completed his residency in London, fellowship trained in Boston Medical Centre, USA and Exeter, UK; sabbatical trained at Harvard Children’s Hospital and practiced as Consultant and Senior Lecturer in Leeds University Hospitals. He has published 170 papers (7,000 citations; h:39), several book chapters and he lectures regularly around the world. He is the editor of the “Adult Hip: Master Case Series & Techniques” by Springer 2018 and the president of the “MasterClass in Arthroplasty Conference” in Europe. He has received the  “Rothman-Ranawat”, “Latta” and “Onassis” Fellowships and he is high volume arthroplasty surgeon. Entrepreneur in medicine has founded the C.O.RE (Center for Orthopaedic Research), the ART (Arthroplasty Registry Thessaloniki) and the Private Arthroplasty Center ICAROS.Ltd.

20+ years in AR, Computer Vision, Robotics and Innovation, Academia

Panos Trahanias is a Professor with the Department of Computer Science, University of Crete and ICS-FORTH. He received his Ph.D. in Computer Science from the National Technical University of Athens, Greece, in 1988. Since 1993 he is with the University of Crete and ICS-FORTH. Currently, he is the Director of Graduate Studies at the Department of Computer Science, University of Crete, and the Head of the Computational Vision & Robotics Laboratory at ICS-FORTH where he is engaged in and supervises research and R & D projects in brain-based modeling, human-robot interaction, robot navigation, remote-access robotic systems and augmented reality applications. He has published over 100 papers in technical journals and conference proceedings and has contributed in two books.

Nils Huebner (Chief Business Officer) is an international executive with 20+ years’ experience in sales & business development, corporate strategy, innovation & change management. Nils has lead businesses in the financial software industry and gained entrepreneurial experience and strong expertise in augmented and virtual reality technologies. Trained economist, ex-banker (Société Générale HQ), Nils has worked in leading positions and grown business for world renowned financial software companies such as SunGard and StatPro. Nils is also entrepreneur, CEO, advisor and investor to innovative tech startups (ARdictive, Virtual-Dive, Akwatyx, Whatizis, Entarena) with a strong expertise in the field of augmented and virtual reality technologies. Characterized by a collaborative, proactive and insightful leadership, showing the ability to design strategies, gain team & client support and transform strategies into tangible realities. Nils has joined ORamaVR to carry on its success to the next level of growth.

Amalia Kargopoulou, a skillful professional with a strong background in exports and administration, has joined the team as a Business Manager. In the work of ORamaVR, she channels her passion for human development. She holds a MA in Conflict, Security and Development (War Studies, King’s College London) and a BA in Political Science (Aristotle University of Thessaloniki).

Eleni Grigoriou received her BSc degree in Computer Science from the Computer Science Department of the University of Crete, specializing in Computer Graphics and she is currently pursuing Master’s degree in Computer Science and Engineering  at University of Crete. She focused her studies on Computer Graphics and Human-Computer Interaction. Her Bachelor thesis was about Big – Data Interaction with a Virtual Human inside Virtual Reality Environment. Her interests lie in the general area of Computer Graphics with an emphasis on User Experience and User Interfaces in Virtual Reality Environments. She started working at ORamaVR as Content and UI Developer and later as developer at Cloud Services. Her passion for Virtual Reality and Computer Graphics and the level of enthusiasm towards her tasks led her to the position of Product Manager and UI/UX. She developed and she is responsible for the ORamaVR website.

Nikos Lydatakis graduated from Computer Science department, University of Crete where he obtained both this BSc and MSc on Computer Graphics. He started as a research fellow at the Institute of Computer Science of the Foundation for Research and Technology – Hellas, on Computational Vision and Robotics Laboratory. He works in the fields of Virtual Reality from 2015. He is currently working at ORamaVR as Head of Product.

Michael Kentros is a software engineer with experience in VR and ML applications. He worked at the Computer Vision and Robotics Laboratory at FORTH, as an undergraduate and graduate researcher for 3 years. His main focus lies upon computer graphics with a key interest in developing applications for improving the user’s skills through analysis and assessment. He earned his bachelor degree in Computer Science from the same University of Crete, focusing on Serious VR Games that improve the user’s wellness. He also holds a M.Sc in Computer Science from the University of Crete, where he researched methods for VR skill assessment and recording, utilising Machine Learning. Currently, he is PhD candidate in the same university, researching procedures to improve the way users’ performance is assessed in VR training scenarios with ML, as well as working in ORamaVR as a Lead SDK developer.

Dr. Antonis I. Protopsaltis is a dedicated Computer Scientist specializing in Computer Graphics and Computer-Aided Design (CAD). He earned his Ph.D. in Computer Science from the University of Ioannina-Greece in 2010, complemented by an M.Sc. (Hons) in Computer Science (Software Engineering) and a B.Sc. (Hons) in Computer Science from Concordia University in Montreal-Canada in 1996 and 1994, respectively. Currently serving as a Special Teaching Fellow of Computer Graphics within the Department of Electrical and Computer Engineering at the University of Western Macedonia, Greece.
His doctoral research focused on Geometric Modeling Methods for Reverse Engineering of Scanned Objects, leveraging Geometric Constraints of Cross-Sections. Today, Dr. Protopsaltis is deeply involved in the exploration of Extended Reality methods. His research interests span Computer Graphics, Virtual/Augmented/Extended Reality (VR/AR/XR), Scientific Visualization, Geometric Modeling of 3D objects, Reverse Engineering of 3D objects, and Computer-Aided Design – CAD. Dr. Protopsaltis has actively contributed to numerous research proposals and assumed pivotal roles as the main Researcher in various European or Greek funded research projects in these domains.
Dedicating his expertise to advancing the field, Dr. Protopsaltis serves as a reviewer for high-impact international scientific journals. With a diverse professional background, he has previously worked as a consultant and lead graphics programmer in the industrial sector.

Achilles Apostolou grew up in Athens, Greece. He earned his BSc in Computer Science from the University of Crete specializing in Computer Graphics. Having always been interested in 3D Graphics and Digital Arts, he spends most of his time designing 3D Content for Virtual Reality as well as researching advanced Media Technologies. In 2022, he began his Medialogy MSc studies at Aalborg University Copenhagen, with a focus on Computer Graphics and Virtual Production. Achilles joined ORamaVR in late 2019, initially working as a 3D Designer and VR Content Developer. In his current role as Technical Director, he is responsible for supervising the 3D Content Pipeline as well as working closely with both the Development and Design Teams.

Michael Dodis is a computer scientist from the Computer Science Department, University of Crete, Greece. He first came into contact with programming through Unity, then went on doing lower-level projects with computer graphics. He is currently working on the Networking side of interactive VR applications.

Achilleas Filippidis graduated from  Computer Science Department of the University of Crete with a specialization in Computer Graphics. His thesis was about a cross-platform VR optimized visualization system of human body anatomy in both Unity 3D and Unreal Engine 4. His interests are mainly in Computer Graphics and Game development. Currently, he is working in the Unreal Engine 4 team.

Dr. Maria Pateraki is a researcher in the converging areas of Computer Vision and Photogrammetry with an established track record of developing vision systems for real-world problems. She has R&D experience in industry, research institutes and academia with participation in more than 25 EU, international and national funded projects and her research focus is with respect to 2D/3D object extraction and tracking, 3D pose estimation, 3D reconstruction and image matching. She obtained her Ph.D in Photogrammetry from the Swiss Federal Institute of Technology in Zurich (ETHZ) in Switzerland in 2005. Since 2008 is a Associate Researcher at the Computational Vision and Robotics Lab in the Institute of Computer Science of the Foundation for Research and Technology-Hellas in Greece. Prior to this post she has been a research associate at the Geomatics Department of the University of Melbourne and the Cooperative Research Center for Spatial Information (CRC-SI) in Melbourne, Australia and a postdoctoral fellow at the Aristotle University of Thessaloniki, Greece. She has also been a visiting assistant professor at the Computer Science Department of the University of Crete, Greece (2012-2014) and a visiting lecturer and postdoctoral fellow at the Aristotle University of Thesaloniki (2006-2007).

Dr. Efstathios Kenanidis is an esteemed orthopedic surgeon with a distinguished academic and professional background. He graduated with honors from the Medical School of the Aristotle University of Thessaloniki in 2000 and completed his Orthopedic specialty at Papageorgiou General Hospital in 2013. Dr. Kenanidis holds a Master’s in Medical Research Methodology and a Ph.D. from the same university. He has extensive clinical training in hip and knee reconstructive surgery and arthroscopy, including fellowships in Geneva and London.

Stratos Geronikolakis received his BSc. (2017) and MSc. (2020) degrees, from the Department of Computer Science of the University of Crete, specializing in computer graphics. He received multiple scholarships and an excellence award for his studies. A skilled C++, C# developer, with great interest in AR applications. During his studies, he worked as an undergraduate researcher at FORTH, developing an AR application for cultural heritage, also incorporating 3D reconstruction. He also contributed to low-level computer graphics global illumination research. His interest lies in developing 3D applications for cultural heritage across extended reality (XR). He has contributed to the computer graphics research field with publications, regarding the XR spectrum, cultural heritage and medical VR for various journals/conferences such as (Springer, SIGGRAPH etc.). He participated in and worked for various EU projects such as ViMM (Virtual Multimodal Museum) and national funded ones such as VRADA.
In ORamaVR, Stratos is responsible for incorporating MAGES SDK to new devices, multiplatform support and products distribution. By achieving the transition of MAGES SDK from desktop to mobile devices and the macOS platform, he made the first step of introducing ORamaVR products to various new devices and operating systems. Due to his expertise in tools and software for creating installers, he created the main installer that ORamaVR uses for its applications. His main focus is to bring ORamaVR products across different platforms, making VR training available and even more accessible to the world.

Ioanna Kartsonaki has a BSc in Computer Science and is currently enrolled in Computer Science and Engineering MSc in University of Crete. Her undergraduate studies were based on Computer Graphics, and her thesis was focused on the capabilities of real-time, virtual reality, graphics running low power hardware. Before joining ORamaVR, she gained industry experience in Front End development.
She has worked on several ORamaVR products as a Unity developer and has contributed in publications. The past year she started developing methods and tools for the Quality Assurance of the VR products. Alongside these, in her studies she explores how Human Computer Interaction can be implemented in Augmented and Virtual Reality.

John Petropoulos earned both a BSc in Computer Science and a MSc in Computer Graphics from the University of Crete, where he developed a strong interest in low-level graphics and game engine development. For his master’s thesis, he developed an educational graphics framework designed to prioritize accessibility and incorporate modern graphics techniques. As a hobbyist game developer, he enjoys exploring the technical depths of interactive graphics applications. In his role as Lead SDK Developer at ORamaVR, he focuses on creating tools and systems that empower developers to craft realistic, immersive and visually compelling simulations. He had previously worked as a VR Content Developer contributing in the development of VR medical simulations.

Petros Haralampides is a graduate of the Norwich University of the Arts, where he obtained his MA in Game Art. Coming from a background of educational AR/VR game development, he is now working as a 3D art generalist for ORamaVR. He is interested in 3D modelling, animation, texturing, and rendering.

Hospital for Joint Diseases Medical Director International Patient Services NYU Langone Medical Center, USA

Vice-President of European Federation of Orthopedics, Denmark

Professor of Electrical Engineering and Computer Science, Stanford University, Multi-scale Architecture & Systems team, Stanford, USA

Behavioral Neuroscientist and Medical Technology Developer, Stanford University

Singapore Head of MIRALab, University of Geneva, Switzerland