Fig12. The Mac Power Users podcast began in 2009 and consists of discussion between the two hosts (David Sparks and Katie Floyd) on Apple-related technology topics, as well as “workflow” interviews with guests.

Fig13. David Sparks shared this screenshot of MindNode in a 2013 blog post reviewing a new version of MindNode.

Fig14. The interface of the writing application Scrivener, showing the section outline on the left and multiple writing panes on the right.

Fig15.Sparks’s cooking ideas workflow depicted as two black boxes in a series.

Fig16. The Ulysses interface, showing the three panes containing the outline, the available sheets, and the text of a particular sheet.

Fig17. Latour (1999, 179) illustrates translation by showing how, for example, a person’s initial goal is thwarted in some fashion. This person takes up a tool, which has its own goal that the person must negotiate. Together the person and the tool arrive at a third goal that is somewhat different from each original goal.

Fig18. Microsoft Word’s Mac interface, showing the switches and buttons in the top row.

Fig19. Byword’s minimal interface.

Fig20. Editorial workflows consist of different steps (similar to the Mac app Automator). This screenshot comes from Federico Viticci’s original review of the application, showing a workflow for transforming link formatting in a Markdown text.