Skip to content
Diff

Diff

  • Categories
    • Equity & Inclusion
    • Education & Open Access
    • Technology
    • Partnerships & Events
    • Policy & Advocacy
    • Movement Strategy
  • About
  • Submit
  • Calendar

Author: Selena Deckelmann

Chief Product & Technology Officer, Wikimedia Foundation

Shaping Wikimedia Foundation’s 2025-2026 annual goals: Key questions for the Wikimedia movement

10 January 202527 January 2025 by Selena Deckelmann

Wikipedia: A Multigenerational Pursuit

5 March 202425 March 2024 by Selena Deckelmann

Thinking about annual planning in the Wikimedia Foundation’s Product and Technology department

20 February 20241 March 2024 by Selena Deckelmann

Selena’s Listening Tour

14 April 20238 May 2023 by Selena Deckelmann

Thinking about annual planning in the Wikimedia Foundation’s Product and Technology departments

11 February 202313 February 2023 by Selena Deckelmann

Welcome to Diff

Welcome to Diff, a community blog by – and for – the Wikimedia movement. Join Diff today to share stories from your community and comment on articles. We want to hear your voice!

Learn more

Subscribe to Diff via Email

Enter your email address to subscribe to Diff and receive notifications of new posts by email.

Upcoming Events

Jul 18
18 July-20 July

WikiCon Brasil 2025

Organizer: Wikimedia Brasil
Aug 5
Featured Featured 5 August@06:00-9 August@19:00 UTC Event Series

Wikimania 2025

Sep 25
25 September-28 September

Wikimedia CEE Meeting 2025

Organizer: Wikimedia Community User Group Greece
View Calendar

Wikimedia News

Wikimedia Foundation News

  • For fifth time, China blocks Wikimedia Foundation as permanent observer to the World Intellectual Property Organization (WIPO)
    9 July 2025 by Wikimedia Foundation

Wikimedia Technology Blog

  • APIs as a product: Investing in the current and next generation of technical contributors
    12 June 2025 by Halley Coplin

Down the Rabbit Hole

  • Our new AI strategy puts Wikipedia’s humans first
    30 April 2025 by Wikimedia

Photo credits

Wikimania 2024, day 4 01

Kamila Iskierka

CC BY-SA 4.0

Bateau_et_voie_lactee_19863443706

maxime raynal from France

CC BY 2.0

Wikimania_2023_in_Singapore_-_Day_one_-_003

Don Wong for Tiny Big Picture, commissioned by The Wikimedia Foundation

CC BY-SA 4.0

Selena Deckelmann 2008-10-10 IMG 9454 (27195978842)

endpointcorporation

CC BY-SA 2.0

Descripcion historica y cronologica de las dos piedras que con ocasion del nuevo empedrado que se esta formando en la plaza principal de Mexico se hallaron en ella el ano de 1790-1b

Antonio de Leon y Gama

Public domain

Diff

This is Diff, a Wikimedia community blog.

All participants are responsible for building a place that is welcoming and friendly to everyone. Learn more about Diff.

A Wikimedia Foundation Project

Links

  • Join
  • Subscribe
  • Guidelines
  • Editorial guidelines
  • Privacy Policy
  • Terms of Use
Log in

Content licensed under Creative Commons Attribution-ShareAlike 4.0 (CC-BY-SA) unless otherwise noted.
Powered by WordPress.com VIP, Automattic Privacy Notice.