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The opinions expressed by participants on the ArrayCast are their own and are not necessarily shared by their employers or organizations with which they are affiliated.

bob therriault 10/24/25 bob therriault 10/24/25

Dr. Ken Iverson

In 1982, journalist Whitney Smith sat down and talked to Dr. Ken Iverson about a variety of topics. From sentient computers to education. Iverson's perception is far-reaching and accurate regarding many of the technological situations we find ourselves in today.

Hosts: Bob Therriault and Whitney Smith

Guest: Dr. Ken Iverson

bob therriault 10/10/25 bob therriault 10/10/25

I.P. Sharp Associates - A Company Ahead of its Time

Archival interviews by Whitney Smith and ArrayCast content provide insight into this important Canadian company.

Hosts: Bob Therriault and Whitney Smith

bob therriault 9/26/25 bob therriault 9/26/25

Tacit to the Limit

Jose Mario Quintana (Pepe) is the master of tacit J. He has even developed a version of J that allows more freedom in tacit expressions.

Host: Conor Hoekstra

Guest: Jose Mario Quintana (Pepe)

Panel: Marshall Lochbaum, Bob Therriault, Stephen Taylor, and Adám Brudzewsky.

bob therriault 9/12/25 bob therriault 9/12/25

Gary Bergquist and Zark Utilities

To Gary Bergquist APL is more than the primitives. It is the whole top down approach of developing utilities.

Host: Conor Hoekstra

Guest: Gary Bergquist

Panel: Marshall Lochbaum, Bob Therriault, Stephen Taylor, Adám Brudzewsky and Richard Park.

bob therriault 8/29/25 bob therriault 8/29/25

Exploring the Array Languages while Building Community

Alex Alejandre is a moderator on the apljk subreddit who is exploring the array languages and looking for ways to move the community forward.

Host: Conor Hoekstra

Guest: Alex Alejandre

Panel: Marshall Lochbaum, Bob Therriault and Richard Park.

bob therriault 8/15/25 bob therriault 8/15/25

KDB-X

Ashok Reddy, CEO of KX, tells us about the new community initiative KDB-X.

Host: Conor Hoekstra

Guest: Ashok Reddy

Panel: Marshall Lochbaum, Bob Therriault, Alex Unterrainer and Adám Brudzewsky.

bob therriault 8/1/25 bob therriault 8/1/25

Asher Mancinelli's Ideal Array Language

The ways that we represent arrays can influence the speed of our languages.

Host: Conor Hoekstra

Guest: Asher Mancinelli

Panel: Marshall Lochbaum, Bob Therriault and Adám Brudzewsky.

bob therriault 7/18/25 bob therriault 7/18/25

Implementing Replicate

We do our first deep dive into implementing primitives by looking at Copy/Replicate

Host: Conor Hoekstra

Panel: Henry Rich, Marshall Lochbaum, Bob Therriault and Adám Brudzewsky.

bob therriault 7/4/25 bob therriault 7/4/25

Decker Fantasy Camp

John Earnest returns with news of a new Decker Fantasy Camp as well as reasons that Decker and Lil are making serious progress in promoting the array languages.

Host: Conor Hoekstra

Guest: John Earnest

Panel: Marshall Lochbaum, Stephen Taylor, Bob Therriault and Adám Brudzewsky.

bob therriault 6/20/25 bob therriault 6/20/25

Learning q with Alex Unterrainer

Alex Unterrainer tells us about being a q developer and his learning site DefconQ.tech

Host: Bob Therriault

Guest: Alex Unterrainer

Panel: Marshall Lochbaum, Stephen Taylor and Adám Brudzewsky.

bob therriault 6/6/25 bob therriault 6/6/25

Single Assignment C

Sven-Bodo Scholz explains the motivation for the SAC (Single Assignment C) Compiler and other aspects of High Performance Computing

Host: Conor Hoekstra

Guest: Sven-Bodo Scholz

Panel: Marshall Lochbaum, Stephen Taylor and Bob Therriault.

bob therriault 5/23/25 bob therriault 5/23/25

Making Interpreters Faster

Our guests are Henry Rich and Geoff Streeter in this deep discussion of how interpreters for array languages are optimized.

Host: Conor Hoekstra

Guests: Henry Rich and Geoff Streeter

Panel: Marshall Lochbaum, Adám Brudzewsky, Stephen Taylor and Bob Therriault.

bob therriault 5/9/25 bob therriault 5/9/25

The ArrayFire GPU Library

Our guests are John Melonakos and Umar Arshad of ArrayFire as we discuss the challenges of implementing GPU performance for higher level languages.

Host: Conor Hoekstra

Guests: John Melonakos and Umar Arshad

Panel: Marshall Lochbaum, Adám Brudzewsky, and Bob Therriault.

bob therriault 4/25/25 bob therriault 4/25/25

J9.6 - The New J Version

J9.6 - The New J Version of J

For the 7th time our guest is Henry Rich, the maintainer of the J language. Henry tells us all about the new J Version 9.6

Host: Conor Hoekstra

Guest: Henry Rich

Panel: Marshall Lochbaum and Bob Therriault.

bob therriault 4/11/25 bob therriault 4/11/25

Julia - an Array Language

Our guest is Miguel Raz (@miguelraz) an advocate for the Julia language and the multiple dispatch approach.

Host: Conor Hoekstra

Guest: Miguel Raz (@miguelraz)

Panel: Marshall Lochbaum, Richard Park, and Bob Therriault.

bob therriault 3/28/25 bob therriault 3/28/25

The Goal Array Language

Our guest is Yon Fernández de Retana (anaseto) who is the creator of Goal, an array language written in Go and particularly targeted at text manipulation.

Host: Conor Hoekstra

Guest: Yon Fernandez Retana (anaseto)

Panel: Marshall Lochbaum, Adám Brudzewsky, Bob Therriault and Stephen Taylor.