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Meet the people who are presenting at Dyalog '21.

Dyalog Presenters

Gitte Christensen Danish flag

Dyalog Ltd

Gitte is CEO of Dyalog Ltd. She has worked as an APL programmer and consultant, headed development and sales of commercial software based on APL since 1983. In 2005 she ended up where she started, at an APL language vendor – but this time as the CEO.

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Morten Kromberg Danish flag

Dyalog Ltd

Morten is CTO of Dyalog Ltd. He has over four decades of APL experience, implementing databases, crew scheduling systems and production models. He joined Dyalog after spending about 15 years building up ideas for technical direction as a user of Dyalog.

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Adám Brudzewsky British flag

Dyalog Ltd

Adám is a developer at Dyalog Ltd. He is involved with APL projects like Link and SALT, and also participates in language design and social media (including the popular APL Orchard chat room and the APLcart code phrase collection). He regularly teaches APL to both beginners and more advanced users, through workshops, presentations, webinars, webcasts, blog posts, APL Wiki articles, and answers to questions on Stack Exchange.

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Brian Becker American flag

Dyalog Ltd

Brian is Tools Architect at Dyalog Ltd. With over 45 years of APL experience, Brian has developed APL applications across a variety of industries; he now designs and implements complex APL tools like MiServer and Jarvis. Brian has been involved with the APL Problem Solving Competition since its inception in 2009, initially as a judge and then also as primary content developer.

John Daintree British flag

Dyalog Ltd

John is Chief Architect at Dyalog Ltd. He recently celebrated 30 years of working at Dyalog Ltd, and develops everything object-oriented, the Microsoft Windows IDE, and bridges to things like .NET, CEF, the RIDE, and the file system.

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Josh David American flag

Dyalog Ltd

Josh is a developer at Dyalog Ltd. His initial exposure to APL was through an internship, during which he entered (and won!) the 2016 APL Problem Solving Competition. He now primarily serves as an APL consultant to North American clients, but also works on APL tools.

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Rich Park British flag

Dyalog Ltd

Rich is a developer at Dyalog Ltd. He has taught APL at multiple schools, created an online self-study course, is a regular host of Dyalog webinars, and has demonstrated APL on Twitch and YouTube.

Richard Smith British flag

Dyalog Ltd

Richard is Development Manager at Dyalog Ltd. Prior to joining Dyalog Ltd he gained extensive experience of compiler development and language design; he now works on the interpreter, developing various cross-platform utility and system-related tools.

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Rodrigo Girão Serrão Portuguese flag

Dyalog Ltd

Rodrigo is a developer and content creator at Dyalog Ltd. He mainly works on updating Mastering Dyalog APL (the principal Dyalog APL tutorial book), but also produces instructional videos. Rodrigo has hosted numerous workshops teaching mathematics and programming (these are also the subjects of his Mathspp blog).

Ron Murray American flag

Dyalog Ltd

Ron is a developer at Dyalog Ltd. He has worked with APL intermittently for  around 50 years, taking breaks to work at Microsoft, Amazon and an internet television company, and he now works on interpreter QAs and developing advanced tools.

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External Presenters

Alexey Miroshnikov Russian flag

InfoStroy Ltd

Alexey has been working with APL since 1979, starting with APL 2.0  for the CDC Cyber 172 super computer at the Academy of Sciences of the USSR (not the same as IBM's APL2). His work at the Academy included a number of research projects related to econometrics, as well as developing hybrid software applications that embedded APL with other development systems (like FORTRAN for fast computations). In 1990 he founded InfoStroy, and has run it ever since. InfoStroy's GAMA – a hybrid and sophisticated application with APL at its root – is the market leading asset management software solution in Russia.

Stefan Kruger British flag

GitHub logo

IBM

Stefan likes learning lesser-known programming languages, and discovered APL in about 2017. He's an occasional contributor to Dyalog's blog, and an enthusiastic promoter for APL on the Mac. He holds a PhD in Computer Science, and works for IBM making databases.

Stephen Mansour American flag

The University of Scranton and Misericordia University

Stephen has been using APL since 1985, when he worked on the ALORS2 project written in APL2 at IBM. He developed a billing system in Dyalog APL while working at Security APL in Jersey City, and wrote a portfolio optimisation system and a mortgage structuring system in Dyalog APL while working at the Carlisle Group in Scranton, PA. He is currently working on TamStat, a program written in Dyalog APL for use in teaching statistics.

Victor Ogunlokun Nigerian flag

Obafemi Awolowo University

Victor is studying for a BSc in chemical engineering at Obafemi Awolowo University. He entered the 2021 APL Problem Solving Competition with no prior knowledge of APL but became skilled enough to be the second place prize winner.

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