SLIDE 1
Ethics as a Quality Attribute
Michael Keeling IBM @michaelkeeling
Ethics as a Quality Attribute Michael Keeling IBM @michaelkeeling - - PowerPoint PPT Presentation
Ethics as a Quality Attribute Michael Keeling IBM @michaelkeeling - - PowerPoint PPT Presentation
Ethics as a Quality Attribute Michael Keeling IBM @michaelkeeling Virtue Ethics Consider the character of the individual Its OK to lie if your intentions are virtuous. Aristotle 3 Virtue Ethics Consider the character of the
SLIDE 2
SLIDE 3
3
Virtue Ethics
Consider the character of the individual “It’s OK to lie if your intentions are virtuous.”
Aristotle
SLIDE 4
4
Aristotle
Virtue Ethics
Consider the character of the individual “It’s OK to lie if your intentions are virtuous.” No Decision: Loyalty is a good characteristic, but to whom are you loyal?
SLIDE 5
5
Utilitarianism
Consider the consequences “It’s OK to tell a lie only if it helps more people than telling the truth.”
John Stuart Mill
SLIDE 6
6
John Stuart Mill
Utilitarianism
Consider the consequences “It’s OK to tell a lie only if it helps more people than telling the truth.” Decision: We help more people by shipping sooner.
SLIDE 7
7
Immanuel Kant
Deontological Ethics
Rules or principles define moral obligations “It is never OK to lie, even if your intentions are good.”
SLIDE 8
8
Immanuel Kant
Deontological Ethics
Rules or principles define moral obligations “It is never OK to lie, even if your intentions are good.” Decision: Workforce reduction with time to transition humanely.
SLIDE 9
Consider…
9
Potential harm vs. potential good for some set of stakeholders
SLIDE 10
10
https://www.google.com/doodles/30th-anniversary-of-pac-man
SLIDE 11
11
4.8 million hours $120 – 298 million 504 million happy people
http://blog.rescuetime.com/2010/05/24/the-tragic-cost-of-google-pac-man-4-82-million-hours/
SLIDE 12
SLIDE 13
Top Quality Attributes
- Availability
- Time-to-market
- Costs
13
SLIDE 14
Top Quality Attributes
- Availability
- Time-to-market
- Costs
- Environmental Sustainability
- Maintainability
14
“Framing Sustainability as a Property of Software Quality” by Patricia Lago, Sedef Akinli KoÇak, Ivica Crnkovic, and Birgit Penzenstadler. published in Communication of the ACM, October 2015
SLIDE 15
Top Quality Attributes
- Availability
- Time-to-market
- Costs
- Environmental Sustainability
- Maintainability
15
Downtime harms customers Do you compensate them? Can customers afford the harm?
SLIDE 16
Top Quality Attributes
- Availability
- Time-to-market
- Costs
- Environmental Sustainability
- Maintainability
16
How much stress will you put on your team? How much tension with maintainability can you bear?
SLIDE 17
Ethical Time-to-Market?
17
Source Development team Stimulus Delivers increments of the software Artifact Development team Response Continues working for the company Response Measure At the same historical rate Environment Highly stressful / Overtime situation
SLIDE 18
Top Quality Attributes
- Availability
- Time-to-market
- Costs
- Environmental Sustainability
- Maintainability
18
Fair wages Proper accounting Proper procurement In tension with maintainability
SLIDE 19
Some Unethical Practices…
- Purposefully reduced wages by gender,
nationality
- Outsourcing at less than fair prices
- Inaccurate hours reporting
- Violating open source licensing
- Knowingly shipping junk
19
SLIDE 20
Top Quality Attributes
- Availability
- Time-to-market
- Costs
- Environmental Sustainability
- Maintainability
20
What is the environmental impact of your software?
SLIDE 21
Environmental Sustainability
21
Source Auto-scaling scripts Stimulus Detect signal for load increase Artifact Cloud / Services Response Increases capacity Response Measure Overall carbon output remains neutral Environment Peak load
SLIDE 22
Top Quality Attributes
- Availability
- Time-to-market
- Costs
- Environmental Sustainability
- Maintainability
22
Craftsmanship Technical debt management Documentation and communication
SLIDE 23
23
Maybe good communication is a moral imperative in software architecture!
SLIDE 24
- Who are your stakeholders?
- What can cause them harm?
- What can cause them potential good?
- Who is responsible for deciding?
24
See also: http://www.acm.org/about-acm/acm-code-of-ethics-and-professional-conduct
SLIDE 25
25
You have the power and responsibility to do what is right.
SLIDE 26
26
Be excellent to each other!
SLIDE 27
Thank you!
Michael Keeling IBM @michaelkeeling http://neverletdown.net
27
Coming soon to the Pragmatic Bookshelf! Filled with hands-on exercises! A practical guide to software architecture design! Check out Michael’s book… http://bit.ly/swarch-design-book