Rich Hickey

Rich Hickey is the creator of the Clojure language. Before Clojure, he developed dotLisp, a similar project based on the .NET Framework, and three earlier attempts to provide interoperability between Lisp and Java: a Java foreign language interface for Common Lisp (jfli), A Foreign Object Interface for Lisp (FOIL), and a Lisp-friendly interface to Java Servlets (Lisplets).

Programming Talks by Rich Hickey

The Value of Values

Rich Hickey
32 minutes
The Value of ValuesIn this keynote speech from JaxConf 2012, Rich Hickey, creator of Clojure and founder of Datomic gives an awesome analysis of the changing way we think about values (not the philosphoical kind) in light of the increasing complexity of information technology and the advent of Big Data. The broad subject ...


Rich Hickey
an hour
TransducersPeople keep implementing map, filter and other fundamental algorithms in different contexts - eagerly over collections, over lazy sequences, in parallel, over enumerables/iterables, over observables, over channels/streams etc. In addition to duplication of effort, this yields bloated APIs, and, when implemented in the classic way, often involves the creation of ...

Deconstructing the Database

Deconstructing the DatabaseRich Hickey, author of Clojure, and designer of Datomic presents a new way to look at database architectures in this talk from JaxConf 2012. ...

The Language of the System

Rich Hickey
an hour
The Language of the SystemRich Hickey compares value-oriented programming with place-oriented programming concluding that the time of imperative languages has passed and it is the time of functional programming. ...

Clojure Concurrency

Rich Hickey
3 hours
Clojure ConcurrencyA presentation by Rich Hickey to the Western Mass. Developers Group on Clojure and concurrency. Brief overview of Clojure, discussion of concurrency issues, locking, and immutabiity. In-depth look at Clojure's refs, transactions and agents. Demonstration and review of code for a multithreaded ant colony simulation.Be sure to grab the slides ...

Hammock Driven Development

Rich Hickey
40 minutes
Hammock Driven DevelopmentRich Hickey's second, "philosophical" talk at the first Clojure Conj, in Durham, North Carolina on October 23rd, 2010. Many thanks to Matt Courtney, who graciously provided the equipment and expertise that made this recording possible. ...

Simplicity Matters

Simplicity MattersRich Hickey, the author of Clojure and designer of Datomic, is a software developer with over 20 years of experience in various domains. Rich has worked on scheduling systems, broadcast automation, audio analysis and fingerprinting, database design, yield management, exit poll systems, and machine listening, in a variety of languages. ...