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Wayne Maddison

@WayneMaddison

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Into spiders, taxonomy, phylogeny, field work, illustration, programming, tea, chocolate, pottery; proud father; Prof at UBC

Vancouver, Canada
Joined December 2011
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@WayneMaddison
Wayne Maddison
2 years
A new view of #SpeciesConcepts by @JeannettWhitton and me, clarifying time frames while unifying interbreeding, genealogy, and traits. A general-purpose species should be a reproductive community (bound by cohesive processes) viewed retrospectively (RRCC).
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@WayneMaddison
Wayne Maddison
9 months
RT @harrisonlowman: “Word on the Ottawa streets is that Conservative leader, and likely next prime minister, Pierre Poilievre, has now fini….
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@grok
Grok
1 day
Join millions who have switched to Grok.
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@WayneMaddison
Wayne Maddison
11 months
RT @zqtpck: With the discovery of Tenkana jayamangali, our knowledge of jumping spider diversity has become a bit richer! (.
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@WayneMaddison
Wayne Maddison
1 year
RT @raghu_venugopal: In a move of sheer policy lunacy, the Ford Conservative government is defunding wastewater testing in 3 days, on July….
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@WayneMaddison
Wayne Maddison
1 year
RT @kim_dasaranhas: Vamos todos 🚀🕷. Simpósio sobre Salticidae Neotropical oOOo. Muita diversidade entre os assuntos e representatividade pe….
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@WayneMaddison
Wayne Maddison
1 year
RT @6eyes8legs: en defensa de la Ciencia!. el Museo Argentino de Ciencias Naturales, parte de CONICET, es uno de los museos de historia nat….
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@WayneMaddison
Wayne Maddison
1 year
RT @LCMoonshot: BREAKING: Senator Bernie Sanders drafts proposal for Long Covid Moonshot. The proposal earmarks $10B in Long Covid researc….
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@WayneMaddison
Wayne Maddison
1 year
(I know @edyong209 isn't here any more. But I still wanted to say this. And I'll say it in the other happier place as well.).
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@WayneMaddison
Wayne Maddison
1 year
As we shift our lives, livelihoods, and identities more and more into the virtual world, journalists will become ever more important at the front lines in wars over information. I hope that many aspiring journalists model their values after @edyong209's.
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@WayneMaddison
Wayne Maddison
1 year
How @edyong209 seeks truth in service of compassion is inspiring. I know he would say the true heroes are those fighting #longCOVID and #MECFS, but the community thanks you, Ed, for being the voice of voices.
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@WayneMaddison
Wayne Maddison
1 year
Beautiful and powerful talk by @edyong209 and panel discussion by other heroes-who-would-rather-not-have-been-heroes of the pandemic, at @SFU Vancouver tonight. #longCOVID #MECFS
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@WayneMaddison
Wayne Maddison
1 year
RT @TourCNTower: Tonight the #CNTower will also be lit teal, grey and black for International Long COVID Awareness Day / Ce soir, la #TourC….
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@WayneMaddison
Wayne Maddison
1 year
RT @LCawarenessInt: We are calling on you @HHSGov--.CONFRONT LONG COVID!. #ConfrontLongCovid.#LongCovidAwarenessDay.@lcdc.@LongCovidAP .@LC….
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@WayneMaddison
Wayne Maddison
2 years
RT @zqtpck: I can't think of a better way to celebrate Darwin's Day! .Introducing Ghatippus paschima, a new plexippine jumping spider ! For….
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zookeys.pensoft.net
We propose a new genus of plexippine jumping spiders from the Western Ghats of India based on the new species Ghatippus paschima gen. et sp. nov. While it bears a superficial resemblance to Pancorius...
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@WayneMaddison
Wayne Maddison
2 years
RT @antiviral_mktng: Hello class!. This is a bottle of Bitrex solution. It is the bitterest tasting substance known to science. I have fill….
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@WayneMaddison
Wayne Maddison
2 years
A confession about our paper on species concepts (w/@JeannettWhitton). BullSocSysBio requires figure parts to be marked a), b), etc., but I detest unbalanced parens, so I placed the letters on a disk whose shadowed edge could be interpreted as a parenthesis — but isn't 😜.
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@WayneMaddison
Wayne Maddison
2 years
❤️.
@cjmaddison
Chris J. Maddison
2 years
I decided to write out a part of the story of my illness for my #LongCovidMoonshot holiday letter, which I am sending tomorrow to @RepRaulGrijalva, @SenMarkKelly, and @SenatorSinema. 🌼
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@WayneMaddison
Wayne Maddison
2 years
RT @Sketchy_raptor: A message to fellow scientists - please do not under any circumstance use generative AI images as "illustrations" to pr….
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@WayneMaddison
Wayne Maddison
2 years
The sections that most directly refer to traditional taxonomy are 2.1, 4.8 and 8.2. If the paper's length daunts you, we suggest you might want to focus on the following sections: 1, 2.1, 2.2, 4.1, 4.2, 4.3, 4.6, 4.8, 5, 8.2.
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@WayneMaddison
Wayne Maddison
2 years
Our concept therefore guides the practice of morphological taxonomy much as does the phylogenetic species concept, seeking units with a coherent history based on multiple traits with some attention to synapomorphy. Approximation is OK. Rank is your choice.
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