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Computer Laboratory - John Wickerson
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John Wickerson

John Wickerson I'm currently a postdoctoral researcher at the Technische Universität Berlin, supported by a University of Cambridge Kurt Hahn Trust scholarship from the DAAD. My work focuses on software verification. I'm currently interested in diagrammatic proof systems for Rely-Guarantee reasoning and separation logic. From 2008 to 2012, I was a PhD student in the Programming, Logic and Semantics Group, supervised by Matthew Parkinson and Glynn Winskel.

From July to October 2011, I was an intern at European Microsoft Innovation Center in Aachen, where I worked on the VCC project. From April to July 2010, I was an intern at Microsoft Research Cambridge, where I was supervised by Sir Tony Hoare.

Contact details

email
Firstname.Surname@cl.cam.ac.uk

Publications

  1. Concurrent Verification for Sequential Programs. new
    John Wickerson.
    PhD thesis, University of Cambridge, 2013.
    (tech report)

  2. Ribbon proofs.
    John Wickerson.
    Archive of Formal Proofs, 2013.
    (entry, proof document, html version)

  3. Ribbon proofs for separation logic.
    John Wickerson, Mike Dodds and Matthew Parkinson.
    Proceedings of ESOP 2013.
    (preprint, publisher's version)

  4. Ribbon proofs for separation logic.
    John Wickerson, Mike Dodds and Matthew Parkinson.
    Short paper at LICS 2012.
    (preprint, slides)

  5. Unifying Models of Data Flow.
    Tony Hoare and John Wickerson.
    Proceedings of the 2010 Marktoberdorf Summer School on Software and Systems Safety, M. Broy et al. (Eds.), IOS Press, 2011.
    (preprint, publisher's version)

  6. Explicit Stabilisation for Modular Rely-Guarantee Reasoning.
    John Wickerson, Mike Dodds and Matthew Parkinson.
    Proceedings of ESOP 2010.
    (preprint, publisher's version, tech report, Isabelle proofs)

Software

  1. The ribbonproofs package.
    John Wickerson
    LaTeX package, July 2013.
    (package, pdf manual)

Drafts and rough notes

  1. Ribbon proofs and dynamically-scoped quantifiers.
    John Wickerson.
    Rough draft, April 2013.
    (pdf)

Talks

20-Mar-2013
Ribbon Proofs for Separation Logic.
Delivered at ESOP 2013.
(pdf, 11.2MB)
27-Jun-2012
Ribbon Proofs for Separation Logic.
Delivered at LICS 2012.
(pdf, 1.3MB)
15-Apr-2011
Ribbon Proofs for Separation Logic.
Delivered at the Dublin Concurrency Workshop.
(pdf, 2.7MB)
25-Oct-2010
Separation Logic and Graphical Models.
Delivered at the Semantics Lunch.
(1-up pdf, 1.2MB; 6-up pdf, 1.5MB)
06-Jul-2010
A dataflow model of concurrency, communication and weak memory.
Delivered at the Cambridge Concurrency Workshop.
(1-up pdf, 213kB; 6-up pdf, 225kB)
09-Mar-2010
Explicit Stabilisation for modular Rely-Guarantee Reasoning.
Delivered at ESOP 2010.
(pdf, 1.2MB)
25-Nov-2009
Verifying malloc.
Delivered at the Northern Concurrency Workshop.
(1-up pdf, 938kB; 6-up pdf, 893kB)
26-Oct-2009
Verifying malloc using RGSep and 'Explicit Stabilisation'.
Delivered at the Semantics Lunch.
(pdf, 5.3MB)
13-May-2009
Local Rely-Guarantee Reasoning.
Delivered to the Program Verification reading group.
(pdf, 616kB)
04-Feb-2009
Automatic verification of C programs using the BLAST software model checker.
Delivered to the Program Verification reading group.
(pdf, 892kB)

Lecturing

In the 2012/13 academic year, I was a guest lecturer for the graduate course Quality Assurance of Embedded Systems at TU Berlin. The slides presented in my lectures are available here:

15-Jan-2013
A graphical introduction to Separation Logic (Part I). (pdf - both lectures, 364kB) new
22-Jan-2013
A graphical introduction to Separation Logic (Part II).

In the 2010/11 academic year, I was a lecturer for the MPhil course Programming Logics and Software Verification. The slides presented in my lectures are available here:

8-Feb-2011
Lecture 6. More Separation Logic. (pdf, 1.6MB)
8-Mar-2011
Lecture 14. Rely-Guarantee (pdf, 504kB)
10-Mar-2011
Lecture 15. RGSep (pdf, 1MB)

Supervising

In the 2011/12 academic year, I supervised the following Computer Science Tripos courses:

In previous years I have supervised:

I supervise for Churchill College, where I also organise the Churchill Compsci Talks series.

And finally...

I have a personal blog at johnwickerson.wordpress.com.