Harald Gruendl

EOOS Design

Co-Founder and Managing Partner
hg@eoos.com

VIEW EOOS' EVENT POSTER

PROBLEM

When applying UCD to sanitation, describe a problem your organization was trying to solve?

  • Source separating toilet (liquid separation known as Urine Diversion (UD))
  • Dry toilet - not perceived as gold standard (and Flush toilet)
  • To fit women/children
  • Washer/wiper

 

SOLUTION

What solution did you design to solve the problem?

  • UCD: Test NO toilet (toilet with nothing underneath)
  • Introduce water (pour option of flush)

 

WHAT WORKED WELL

What part(s) of the UCD process did your organization do very well?

  • Learning from expert users
  • Refugee camp actions:
    • how to squat (positioning)
    • anal cleaning with water
  • Hiring a female designer to do local workshops


WHAT DIDN'T WORK

What part(s) of the UCD process did not go well?

Could not find literature on human factors

 

TOOLS AND FRAMEWORKS

What UCD tools or analytical frameworks did you use?

  • Getting permission from the community to install toilets in refugee camp
  • Shifting cultural norms: Europeans sit, not squat to use the toilet

WHAT WAS REALLY HARD

What were your biggest struggles?

  • Getting permission from the community to install toilets in refugee camp
  • Shifting cultural norms: Europeans sit, not squat to use the toilet

 

BIGGEST A-HA

What was your biggest a-ha moment? 

One third of women pee in the feces hole

 

MY PIVOTS

So then what? What did you do? Discard the idea? Change course?

  • Focusing research on women
  • Building a mobile toilet lab in front of the refugee camp to test
  • Buying thermo camera to track user behaviour and timings

 

TIPS

What advice would you give other organizations?

Share insights and problems with the research community for feedback E.g. with Sustainable Sanitation Alliance