Â鶹Éçmadou

John Lions Distinguished Lecture Series

This lecture series has been established in honour of the life of John Lions and is held annually by the Â鶹Éçmadou School of Computer Science and Engineering.

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Photo of Dr Vanessa Teague, founder of Democracy Developers, presenting at annual John Lions Distinguished Lecture Series

View all John Lions Distinguished Lectures below.

  • Professor Haibo Chen

    Making Systems Research More Relevant: Lessons and Experiences with HarmonyOS NEXT

    The relevance of systems research is often measured by its impact on industry practices. Professor Haibo Chen, who has spent around 8 years with various systems projects such as HarmonyOS NEXT and its open-source version OpenHarmony, revisits the lessons and experiences of conducting systems research crossing academia and industry. It then uses HarmonyOS NEXT as a case to illustrate the potential of systems research to drive tangible innovations in the intersection of academia and industry.

    HarmonyOS NEXT explores many brave research ideas into practice, including microkernel-based architecture, distributed mobile computing and AI integration. By examining its architecture, features, and development process, Prof. Chen aims to identify key factors contributing to its success and to extract lessons for future collaborations between researchers and practitioners. By showcasing the potential of HarmonyOS NEXT, he hopes to encourage further exploration of how academic insights can be translated into innovative approaches for complex systems challenges.

  • Session 1: Dr Vanessa Teague

    Verifying Australian election outcomes – whose job is that?

    Elections are a special security problem because it is not good enough for systems to be secure and results correct – they must also be verifiably so. But producing publicly verifiable evidence of a correct outcome requires carefully-designed processes.

    Dr Teague discusses the attacker model, verifiable election auditing, innovative instant-runoff election auditing, as well as important open problems, particularly for the single transferable vote. She also evaluates the sate of Australian election administration, identifying which processes earn public trust and how we can make improvements.

    Session 2: Professor Timothy Roscoe

    Real Operating Systems for Real Computers

    Modern operating systems are written to run on, and manage, a class of computer that, at best, simply doesn't exist, and at worst, is a dangerous fiction.  Faced with denial, hardware vendors collude with this fiction by hiding most of a real, modern computer from the so-called operating system, and devote considerable resources and convoluted designs to maintain the illusion.  All parties might do this for more or less rational local reasons, but the result is a crisis in security and efficiency.

    This is a lamentable state of affairs, but Prof. Roscoe take an optimistic view. This should be a golden age of new operating system designs that engage with, and solve, pressing real-world problems across the full range of computer systems.  He describes some ways in which academic computer scientists can come out of denial about operating systems design and implementation, and take advantage of this opportunity.

  • Session 1: Professor Willy Zwaenepoel

    Software for Fast Storage Hardware

    Storage technologies are entering the market with performance vastly superior to conventional storage devices. This technology shift requires a complete rethinking of the software storage stack.

    Professor Willy Zwaenepoel, Dean of Engineering at The University of Sydney, showcases parts of his joint work on Optane-based solid-state (block) devices that illustrate the need for and the benefit of a wholesale redesign.

    Session 2: Pia Andrews

    Open Source – the Foundation for Open Government in the Internet Age

    Many open source and maker communities demonstrate participatory governance everyday, with extendable architecture where anyone can contribute to shaping the world based on their values and skills. This kind of values-led, participatory and empowered approach to co-creation provides profound lessons for governments.

    In this talk, open government, digital transformation and data geek, Pia Andrews will discuss how open source supports more open government and more equitable societies for us all.

  • A celebration of operating systems and open source - past, present and future.

    Session 1

    Welcome & message from Unix co-creator Ken Thompson

    Gernot Heiser, John Lions Chair, Â鶹Éçmadou Sydney

    Fireside chat with John O'Brien

    Brian Kernighan, Co-author of the famous "K&R" book on the C Programming Language at Bell Labs & John O'Brien, Former student of John Lions

    The early days of UNIX at Â鶹Éçmadou

    John O'Brien, Former student of John Lions

    When Databases met UNIX: A Love Affair

    Margo Seltzer, OS researcher, UBC

    Session 2

    Hints and principles for computer system and design

    Butler Lampson, OS researcher, Microsoft, Turing Laureate 

    Session 3 

    From UX (User Experience) to DX (Developer Experience)

    Elizabeth Churchill, Director UI, Fuchsia, Google

    The Go Programming Language and Environment

    Rob Pike, co-creator Plan 9 @ Bell Labs, co-creator of Go Language, Google

    Session 4

    FOSS over the years

    Andrew Tridgell, creator of Samba, AU open-source hero

    Navigating through The Good, The Bad and The Ugly - FOSS Communities from an Australian Perspective

    Sae Ra Germaine, President Linux Australia

    Session 5

    The sel4 microkernel: From research breakthrough to real-world deployment Gernot Heiser, John Lions Chair, Â鶹Éçmadou Sydney

    Lessons Learned from 30 Years of MINIX

    Andy Tanenbaum, creator of Minix, FU Amsterdam

John Lions Chair

Â鶹Éçmadou Australia John Lions Chair in Computer Science is the first Chair at Â鶹Éçmadou to be funded by contributions from the university's alumni.