"In short, QCA often finds complexity where none exists."
This is a great new ETP editorial by my coauthor Mikko Rönkkö, Markku Maula, and Karl Wennberg, illustrating the massive false positives problem in Qualitative Comparative Analysis (QCA). doi.org/10.1177/1042...
This is a great new ETP editorial by my coauthor Mikko Rönkkö, Markku Maula, and Karl Wennberg, illustrating the massive false positives problem in Qualitative Comparative Analysis (QCA). doi.org/10.1177/1042...
February 10, 2025 at 8:30 AM
"In short, QCA often finds complexity where none exists."
This is a great new ETP editorial by my coauthor Mikko Rönkkö, Markku Maula, and Karl Wennberg, illustrating the massive false positives problem in Qualitative Comparative Analysis (QCA). doi.org/10.1177/1042...
This is a great new ETP editorial by my coauthor Mikko Rönkkö, Markku Maula, and Karl Wennberg, illustrating the massive false positives problem in Qualitative Comparative Analysis (QCA). doi.org/10.1177/1042...
Do you remember the QCA Schemes of work?
My favourite was A Village in India 'Chembakolli'
My favourite was A Village in India 'Chembakolli'
January 12, 2025 at 2:30 PM
Do you remember the QCA Schemes of work?
My favourite was A Village in India 'Chembakolli'
My favourite was A Village in India 'Chembakolli'
Yes... getting rid of the worthless eaters.. www.worldofinclusion.com/res/qca/Lest...
bsky.app/profile/ogre...
bsky.app/profile/ogre...
September 1, 2025 at 3:52 AM
Yes... getting rid of the worthless eaters.. www.worldofinclusion.com/res/qca/Lest...
bsky.app/profile/ogre...
bsky.app/profile/ogre...
Lest We Forget: Eradicating the 'Useless Eaters' in the Third Reich
The Nazis murdered at least 240,000 disabled people. How did doctors, nurses, and others trained to save lives end up planning and killing thousands of disabled Germans?
www.worldofinclusion.com/res/qca/Lest...
The Nazis murdered at least 240,000 disabled people. How did doctors, nurses, and others trained to save lives end up planning and killing thousands of disabled Germans?
www.worldofinclusion.com/res/qca/Lest...
www.worldofinclusion.com
April 22, 2025 at 6:24 PM
Lest We Forget: Eradicating the 'Useless Eaters' in the Third Reich
The Nazis murdered at least 240,000 disabled people. How did doctors, nurses, and others trained to save lives end up planning and killing thousands of disabled Germans?
www.worldofinclusion.com/res/qca/Lest...
The Nazis murdered at least 240,000 disabled people. How did doctors, nurses, and others trained to save lives end up planning and killing thousands of disabled Germans?
www.worldofinclusion.com/res/qca/Lest...
🚨 The R Manual for QCA has been updated to version 4.2. It's a step-by-step guide to running #QCA in R, with a narrative PDF, an R script you can adapt for your own project, and sample data for the analysis and plots. patrickmello.com/qca/r-manual/ #QCA #rstats
R Manual for QCA • Patrick A. Mello
Assistant Professor in International Security at Vrije Universiteit Amsterdam. Research on international security, foreign policy, and Qualitative Comparative Analysis (QCA).
patrickmello.com
September 9, 2026 at 12:44 PM
🚨 The R Manual for QCA has been updated to version 4.2. It's a step-by-step guide to running #QCA in R, with a narrative PDF, an R script you can adapt for your own project, and sample data for the analysis and plots. patrickmello.com/qca/r-manual/ #QCA #rstats
Are you interested in enhancing your descriptive and causal inference by combining QCA with case studies? Happy to see my book out now.
Descriptive and causal inference is enhanced by returning to cases after QCA. SMMR spells out the principles and practices of selecting the best cases in the data.
Descriptive and causal inference is enhanced by returning to cases after QCA. SMMR spells out the principles and practices of selecting the best cases in the data.
March 3, 2024 at 2:34 PM
Are you interested in enhancing your descriptive and causal inference by combining QCA with case studies? Happy to see my book out now.
Descriptive and causal inference is enhanced by returning to cases after QCA. SMMR spells out the principles and practices of selecting the best cases in the data.
Descriptive and causal inference is enhanced by returning to cases after QCA. SMMR spells out the principles and practices of selecting the best cases in the data.
The Nazis killed 240,000 disabled people in WW2 because they were considered "useless eaters".
www.worldofinclusion.com/res/qca/Lest...
www.worldofinclusion.com/res/qca/Lest...
September 14, 2025 at 5:57 PM
The Nazis killed 240,000 disabled people in WW2 because they were considered "useless eaters".
www.worldofinclusion.com/res/qca/Lest...
www.worldofinclusion.com/res/qca/Lest...
Great to see my QCA take a stand!! Sorry I am not there! Hands off!!!!!!!!!!
April 5, 2025 at 5:41 PM
Great to see my QCA take a stand!! Sorry I am not there! Hands off!!!!!!!!!!
A place that draws stares whenever I talk about it outside of the QCA. But, this was my first job.
May 19, 2025 at 8:45 PM
A place that draws stares whenever I talk about it outside of the QCA. But, this was my first job.
Social and political phenomena rarely have single-cause explanations. Qualitative Comparative Analysis #QCA offers a structured approach to causal complexity. On Sep 17, @isanet.bsky.social hosts a free virtual introduction to the method of #QCA - sign up here: buff.ly/fMK5s2L
September 11, 2025 at 12:53 PM
Social and political phenomena rarely have single-cause explanations. Qualitative Comparative Analysis #QCA offers a structured approach to causal complexity. On Sep 17, @isanet.bsky.social hosts a free virtual introduction to the method of #QCA - sign up here: buff.ly/fMK5s2L
Close Encounters of the Third Kind is about a man who fumbles being married to Teri Garr, embarassing as hell, what is wrong with guys
youtu.be/-ccYvcC-QCA
youtu.be/-ccYvcC-QCA
CLOSE ENCOUNTERS OF THE THIRD KIND (1977) Clip - Teri Garr & Richard Dreyfuss
YouTube video by Dreams Are What Le Cinema Is For
youtu.be
June 15, 2026 at 11:58 PM
Close Encounters of the Third Kind is about a man who fumbles being married to Teri Garr, embarassing as hell, what is wrong with guys
youtu.be/-ccYvcC-QCA
youtu.be/-ccYvcC-QCA
I'll try it.
You can now get pizza from a vending machine in the QCA
SpeedyPie, which opened Thursday, serves hot, handmade pizzas in minutes, according to a Facebook post.
www.kcrg.com
September 11, 2026 at 7:11 PM
I'll try it.
The R Manual for QCA has been updated. Among other changes and updates, the current version includes further guidance on how to form different types of intermediate solutions and how to create suitable XY plots and customize them. PDF and RScript are freely available, please spread the word!
R Manual for QCA
This entails the R Manual for QCA (PDF file), R Script, and two files with sample data. This complements the introduction to QCA in Mello (2021).
doi.org
October 6, 2023 at 9:00 AM
The R Manual for QCA has been updated. Among other changes and updates, the current version includes further guidance on how to form different types of intermediate solutions and how to create suitable XY plots and customize them. PDF and RScript are freely available, please spread the word!
¿Quieres aprender a diferenciar los #robles autóctonos? 🌳💚 Hemos creado esta guía que esperamos sea muy útil ✨✨
🟢Qpy=Quercus pyrenaica
🟢Qpe=Q. petraea
🟢Qro=Q. robur
🟢Qca=Q. canariensis
🟢Qpu=Q. pubescens
🟢Qce=Q. x cerrioides
🟢Qfa=Q. faginea
🟢Qlu=Q. lusitanica
🟢Qpy=Quercus pyrenaica
🟢Qpe=Q. petraea
🟢Qro=Q. robur
🟢Qca=Q. canariensis
🟢Qpu=Q. pubescens
🟢Qce=Q. x cerrioides
🟢Qfa=Q. faginea
🟢Qlu=Q. lusitanica
March 24, 2025 at 11:32 AM
¿Quieres aprender a diferenciar los #robles autóctonos? 🌳💚 Hemos creado esta guía que esperamos sea muy útil ✨✨
🟢Qpy=Quercus pyrenaica
🟢Qpe=Q. petraea
🟢Qro=Q. robur
🟢Qca=Q. canariensis
🟢Qpu=Q. pubescens
🟢Qce=Q. x cerrioides
🟢Qfa=Q. faginea
🟢Qlu=Q. lusitanica
🟢Qpy=Quercus pyrenaica
🟢Qpe=Q. petraea
🟢Qro=Q. robur
🟢Qca=Q. canariensis
🟢Qpu=Q. pubescens
🟢Qce=Q. x cerrioides
🟢Qfa=Q. faginea
🟢Qlu=Q. lusitanica
Check out our upcoming #QCA course at #KOMEX2025!
🔍 Looking to advance your QCA skills? Our 5-day #KOMEX2025 online Advanced QCA course dives into the latest developments, from robustness checks to multi-method research. Led by experts Ioana-Elena Oana and Carsten Schneider. 🌟
📅 Feb 17-21, 2025
🔗 Register now: afww.uni-konstanz.de/en/microcred...
📅 Feb 17-21, 2025
🔗 Register now: afww.uni-konstanz.de/en/microcred...
November 20, 2024 at 12:37 PM
Check out our upcoming #QCA course at #KOMEX2025!
🚨 New publication alert!
Excited to share my latest article with @audreyvdleene.bsky.social, just out in @govandopp.bsky.social:
"Transcending the National: QCA Insights into Multilevel Party Organization in the EU"
Full open access 👇
🔗 doi.org/10.1017/gov....
Excited to share my latest article with @audreyvdleene.bsky.social, just out in @govandopp.bsky.social:
"Transcending the National: QCA Insights into Multilevel Party Organization in the EU"
Full open access 👇
🔗 doi.org/10.1017/gov....
Transcending the National: QCA Insights into Multilevel Party Organization in the EU | Government and Opposition | Cambridge Core
Transcending the National: QCA Insights into Multilevel Party Organization in the EU
doi.org
August 4, 2025 at 8:13 AM
🚨 New publication alert!
Excited to share my latest article with @audreyvdleene.bsky.social, just out in @govandopp.bsky.social:
"Transcending the National: QCA Insights into Multilevel Party Organization in the EU"
Full open access 👇
🔗 doi.org/10.1017/gov....
Excited to share my latest article with @audreyvdleene.bsky.social, just out in @govandopp.bsky.social:
"Transcending the National: QCA Insights into Multilevel Party Organization in the EU"
Full open access 👇
🔗 doi.org/10.1017/gov....
“If you are scared to be transparent with your constituents, it’s because you know you betrayed them.” 💯💯💯 #IA01
www.ourquadcities.com/news/local-n...
www.ourquadcities.com/news/local-n...
Protesters line up outside QCA Miller-Meeks event
There were contrasting emotions in and around Rhythm City Casino Thursday morning. Congressman Jim Jordan, R.-Ohio, joined congresswoman Mariannette Miller-Meeks and her supporters for a reception …
www.ourquadcities.com
June 2, 2025 at 10:28 PM
“If you are scared to be transparent with your constituents, it’s because you know you betrayed them.” 💯💯💯 #IA01
www.ourquadcities.com/news/local-n...
www.ourquadcities.com/news/local-n...
April 22, 2025 at 10:48 PM
Thick dick Jay in the QCA! 😈
August 5, 2026 at 12:30 PM
Thick dick Jay in the QCA! 😈
PDS – basically a RED ALERT from the Weather Service – for the QCA. Stay safe, folks. Turn around, don't drown.
🚨 Flash Flood Warning issued July 11 at 6:16PM CDT until July 11 at 9:00PM CDT by NWS Quad Cities IA IL 🚨
Additional Details Here.
Additional Details Here.
July 11, 2025 at 11:48 PM
PDS – basically a RED ALERT from the Weather Service – for the QCA. Stay safe, folks. Turn around, don't drown.
The GOP is trying to pass a budget that cuts Medicaid and other programs Americans rely on while giving another Trump tax cut to the top 1%.
The problem is the numbers don’t add up and the Senate needs 60 votes for it to pass.
#ProudBlue#Voices4Victory
apple.news/Ai97nM4T-Qca...
The problem is the numbers don’t add up and the Senate needs 60 votes for it to pass.
#ProudBlue#Voices4Victory
apple.news/Ai97nM4T-Qca...
‘Never been done’: Why Republicans might approve a budget whose numbers don’t match up — POLITICO
The planned House vs. Senate split sidesteps a thorny political problem but sets up a tricky path forward.
apple.news
March 30, 2025 at 1:23 PM
The GOP is trying to pass a budget that cuts Medicaid and other programs Americans rely on while giving another Trump tax cut to the top 1%.
The problem is the numbers don’t add up and the Senate needs 60 votes for it to pass.
#ProudBlue#Voices4Victory
apple.news/Ai97nM4T-Qca...
The problem is the numbers don’t add up and the Senate needs 60 votes for it to pass.
#ProudBlue#Voices4Victory
apple.news/Ai97nM4T-Qca...
Exploring Causal Complexity with Qualitative Comparative Analysis #QCA is now on #YouTube. 📺 Thanks to everyone at #ISA @isanet.bsky.social for making this possible! 🙏
Exploring Causal Complexity with Qualitative Comparative Analysis (QCA)
YouTube video by International Studies Association (ISA)
www.youtube.com
October 8, 2025 at 1:51 PM
Exploring Causal Complexity with Qualitative Comparative Analysis #QCA is now on #YouTube. 📺 Thanks to everyone at #ISA @isanet.bsky.social for making this possible! 🙏
Two QCA colleges earn national recognition #QuadCities
Two QCA colleges earn national recognition
Two Quad Cities-area colleges are making their mark in the latest U. S. News and World Report rankings. St. Ambrose University in Davenport is ranked number two in the Midwest for innovation among …
www.ourquadcities.com
September 28, 2026 at 6:14 AM
Two QCA colleges earn national recognition #QuadCities