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Aaron Briggs

@aab1871.bsky.social
668 followers 186 following 154 posts

Cricket data analyst and general sports fan, lapsed aerodynamicist. Blog on the Science of Swing Bowling at swingdoctor.substack.com

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Aaron Briggs @aab1871.bsky.social · 27/08/2026
Seems a poignant time to repost this blog post with all the chat around 'conditions' at the toss for the #EngVsPak Test today: swingdoctor.substack.com/p/look-up-no... #cricket 🏏
swingdoctor.substack.com
'Look Up, Not Down' - The Cost of Trusting Clichés
A discussion of overhead conditions, inefficient decision making, and the advantages of breaking away from status quo thinking
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Aaron Briggs @aab1871.bsky.social · 03/07/2026
I chose not to post any optimism pre-WC, but it's so great seeing the Eng W team perform like this. It feels like several long term plans have all clicked at once. It is such an inquisitive, competitive and fun environment to work in, and I can't speak highly enough of the leadership too. 🏏
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Chris Addison @mrchrisaddison.bsky.social · 03/07/2026
So much to say about that semi-final. Mainly: What a performance. A team that has been brittle in the past showing such resilience and skill. It’s been a remarkable summer for England women. They’ve put the men to shame. 🏏🏴󠁧󠁢󠁥󠁮󠁧󠁿🇿🇦
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Aaron Briggs @aab1871.bsky.social · 24/06/2026
With UltraEdge, it's clear people still don't understand the difference between discrete video frames, and a (basically) continuous microphone measurement. Matthews has clearly hit the ball between the still frames, and the spike in the sound signal shows it #cricket #EngWvWIW 🏏
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Aaron Briggs @aab1871.bsky.social · 06/06/2026
Nice to get a shout-out on the Cricinfo live text this morning! There has been a lot of chat about 'overheads' and 'conditions' this Test, but it's always important to distinguish the pitch (the main issue here) from the other factors, such as swing, or difficult light conditions. #cricket 🏏
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Aaron Briggs @aab1871.bsky.social · 06/06/2026
Nice to get a shout-out on the Cricinfo live text this morning! There has been a lot of chat about 'overheads' and 'conditions' this Test, but it's always important to distinguish the pitch (the main issue here) from the other factors, such as swing, or difficult light conditions. #cricket 🏏
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Test Match Special {bot} @bbctms.xmirror.bot · 04/06/2026
And breathe! Here's how day one unfolded at Lord's as the English Test summer began with wickets, wickets... and more wickets 🤯
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Aaron Briggs @aab1871.bsky.social · 02/06/2026
So both team have to agree to this *before* the match starts? This feels like a massive gamble, as it will clearly benefit the bowling team far more. Also, assuming they get a 'similar age' ball, the amount of variance in ball quality will be huge. I can't see this working at all. #cricket 🏏
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Aaron Briggs @aab1871.bsky.social · 24/05/2026
Excuse me? I think we've known this for roughly 300 years... Why do golf balls have dimples? Why are cycling suits textured? Why is sharkskin rough?
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Aaron Briggs @aab1871.bsky.social · 04/04/2026
I made a list yesterday of the 12/18 counties posting on Bluesky (some more than others) for anyone enjoying the #CountyChampionship chat on here this week: #cricket bsky.app/profile/did:...
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Aaron Briggs @aab1871.bsky.social · 03/04/2026
This is an absolute ripper from Ollie Stone, glad to see counties are cross posting videos on here as well! #cricket #CountyChampionship
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Nottinghamshire CCC @trentbridge.co.uk · 03/04/2026
The first wicket of our 2026 campaign 🎯 #SOMvNOT | 📝📺 live.trentbridge.co.uk
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Aaron Briggs @aab1871.bsky.social · 03/04/2026
Day 1 of the County Champ, lunchtime mythbusting: 1. April is actually one of the best months for run scoring, statically 2. The ball doesn't actually swing more when it's overcast, or seam more when the pitch is green 3. Only ~20% of CC seamer deliveries are >82mph vs ~60% in Tests. Pace matters
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Aaron Briggs @aab1871.bsky.social · 16/12/2025
Carse making great use of the perfect overhead conditions early up to find some serious hoops #TheAshes 🏏
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Aaron Briggs @aab1871.bsky.social · 07/12/2025
A great session for England so far, Stokes and Jacks managing to put some pressure back on the bowlers by... *checks notes* ...not getting themselves out for a bit. It's likely far too little, too late, but it's nice to see that it can be done #Ashes 🏏
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Aaron Briggs @aab1871.bsky.social · 04/12/2025
I hope anyone who was calling for more 'traditional English bowlers' is seeing how placid the non-Starc seamers are looking with this pink ball. The fact is, you *need* higher pace in Aus to make the bounce count, and it looks like England have the better arsenal in this Test. #cricket #Ashes 🏏
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Aaron Briggs @aab1871.bsky.social · 02/12/2025
I enjoyed chatting to The Athletic a few weeks ago about the context around the next day-night Ashes Test: www.nytimes.com/athletic/683... There's only a small sample size for pink-ball Tests, so it is always fascinating to see how they play out (in hopefully more than 2 days!) #cricket #Ashes
nytimes.com
Welcome to the Twilight Zone: What makes pink-ball, day-night cricket so different — and difficult?
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Aaron Briggs @aab1871.bsky.social · 22/11/2025
Not to defend England's performance with the bat, but this innings from Head shows you *exactly* how damaging an aggressive approach can be in a low scoring game. No-one is criticising Head's shot selection because it's working. Execution, not intent, is the issue. #Cricket #Ashes
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Aaron Briggs @aab1871.bsky.social · 21/11/2025
Glossing over the first innings, it was VERY FUN to see England looks so threatening with the ball in an away Ashes series Pace, accuracy, skill. It's been a long term plan to have this many high quailty options, and it's finally coming to fruition #Cricket #Ashes
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Aaron Briggs @aab1871.bsky.social · 20/11/2025
With the #Ashes round the corner, and some new followers as a result, it's time repost this from the 2023 Ashes: swingdoctor.substack.com/p/2023-ashes... Your guide to navigating talk of conditions, the 'new Kookaburra ball' and other theories on swing bowling! #Cricket 🏏
swingdoctor.substack.com
2023 Ashes Preview - A guide to watching swing bowling
Things to look and listen for in the next few weeks while watching the best series in cricket!
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Beth Cooper 🏏 @bethcooper.fyi · 19/11/2025
Boosting these as The Ashes fast approach. 2 cricket starter packs including official accounts, journalists, bloggers, enthusiastic amateurs and passionate followers. We don't like cricket, we love it! Check out the Cricket feed too, use the 🏏 to help separate from the insect or #Cricket #TheAshes
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Aaron Briggs @aab1871.bsky.social · 08/11/2025
Really enjoyed chatting to The Athletic on the (lack of) impact of 'overhead conditions' in cricket: www.nytimes.com/athletic/675... A pleasure meeting @nallum.bsky.social too, who approached the problem from a different perspective, but firmly joins the 'Look Down, Not Up' brigade #cricket
nytimes.com
The science of swing bowling: Do overhead conditions really make a difference?
Traditional thinking dictates that the cricket ball will swing under cloud cover, but data suggests the reality is rather different
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Nick Friend @nickfriend.bsky.social · 11/10/2025
Linsey Smith out in the middle for England at No.10, which makes her the first left-handed batter to face a ball at a World Cup for England Women since Lydia Greenway in 2013. By ending 5*, she becomes England's fifth-highest left-handed run-scorer at Women's World Cups, ever.
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Hypocaust @hypocaust.bsky.social · 22/08/2025
The organisation of this entire Women's Cricket World Cup cycle has been a farce from start to finish, but because no-one cares about cricket administration, it has largely passed completely under the radar.
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Aaron Briggs @aab1871.bsky.social · 31/07/2025
A dark, overcast Day 1 of a Test match? Time to repost my blog on cloud cover: swingdoctor.substack.com/p/look-up-no... #ENGvsIND #cricket
swingdoctor.substack.com
'Look Up, Not Down' - The Cost of Trusting Clichés
A discussion of overhead conditions, inefficient decision making, and the advantages of breaking away from status quo thinking
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Aaron Briggs @aab1871.bsky.social · 27/07/2025
Some late-stage Test match thoughts from me on some of the cold adages in cricket, why we shouldn't always trust them, and how to actually think about 'overheads': swingdoctor.substack.com/p/look-up-no... #cricket #ENGvsIND
swingdoctor.substack.com
'Look Up, Not Down' - The Cost of Trusting Clichés
A discussion of overhead conditions, inefficient decision making, and the advantages of breaking away from status quo thinking
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Aaron Briggs @aab1871.bsky.social · 26/07/2025
Here's a repost of my thread on drift and how it works too, for anyone who missed it the first time! #cricket #ENGvsIND
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Aaron Briggs @aab1871.bsky.social · 26/07/2025
With all the talk in this Test match about Washington Sundar's drift, it's a good time to reshare my blog on the science of drift, and how it actually works: swingdoctor.substack.com/p/the-scienc... TL;DR: It's more about seam position, and less about revs, than you likely think #cricket #ENGvsIND
swingdoctor.substack.com
The Science of Drift and Dip
How much do we really know about how spinners move the ball in the air?
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Aaron Briggs @aab1871.bsky.social · 24/07/2025
I love to hear Ponting compare Archer to Steyn in terms of lowering his pace to move the new ball, then cranking it up later in an innings. It's a rare skill to be able to do both, and often gets lost when people see Jofra bowling 93mph+. He's more than just an out-an-out pacer. #ENGvsIND #cricket
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Aaron Briggs @aab1871.bsky.social · 21/07/2025
Really important piece from @hganjoo.bsky.social on what makes Bumrah not only exceptional, but also so *different*. A truly unique bowler, who is joy to watch, even when he is playing against your team! #cricket #ENGvIND www.espncricinfo.com/story/how-bu...
espncricinfo.com
The magician's wrist: how Bumrah does what he does
The snap he imparts produces large amounts of backspin - which makes the ball to do things other bowlers can't make it do
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Aaron Briggs @aab1871.bsky.social · 10/07/2025
*Tuning into the Boxing Day Test* Commentator: 'And England have chosen the Milk & Cookies approach again, but sadly, there are no presents to be found, here on Day 1' Me, a Christmas analyst: 'Not again lads...'
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Aaron Briggs @aab1871.bsky.social · 10/07/2025
Imagine a world where the myth of the clouds affecting swing never existed, and then think how this quotation would sound. (Shubman Gill referenced the 'overheads' too, so it's not just Stokes) #cricket
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Aaron Briggs @aab1871.bsky.social · 04/07/2025
The negativity today around this Test is so baffling. Apparently Stokes 'got away with' bowling first in Leeds and is now getting his comeuppance. Can we not accept that it's okay to go against conventional wisdom, and fail, if it's the price for multiple incredible victories? #cricket #EndvInd
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Aaron Briggs @aab1871.bsky.social · 23/06/2025
Now is the time in the Test where we see how aggressively India are going to approach this series. Traditionally, teams have batted to avoid a loss in the 3rd innings, but Gill has a chance to leave all results possible (not that Eng will see the draw). A fun choice for a young captain! #EngVsInd
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Aaron Briggs @aab1871.bsky.social · 20/06/2025
The more I watch Carse, the more I stand by this comparison #EngVsInd
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Aaron Briggs @aab1871.bsky.social · 20/06/2025
The sun is out, and the ball is swinging for both bowlers. Please can no-one use the phrase 'Look up, not down at Headingley' ever again. #EngVsInd #cricket
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Aaron Briggs @aab1871.bsky.social · 13/06/2025
For all the talk of the wobble-ball, spin has been taking wickets at an extremely high rate too. The last 3 years of Test have the lowest spin SR of any year since 1932. Teams are leaning into home conditions for both bowling types and it has made batting very difficult in Tests. #cricket #WTC
ESPN StatsGuru result showing a strike rate of 52.0 for the WTC 2023-2025 series, falling from 70 in 2019-2021
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Aaron Briggs @aab1871.bsky.social · 22/05/2025
Really enjoying Stuart Broad talking about needing an 'X-Factor' in Test cricket, and how Sam Cook's is his accuracy. I feel like this is an overlooked attribute at times, and to be so successful *without* high pace is something in itself. #EngVsZim #cricket
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Aaron Briggs @aab1871.bsky.social · 22/05/2025
The first day of the English Test summer is always one of my favourites every year, really excited to see how England's bowlers perform in this game. It's also been too long since I've heard discussion of 'overheads', 'getting the lacquer off' and 'late swing'. Always good to stay grounded.
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Aaron Briggs @aab1871.bsky.social · 12/05/2025
In non-cricket news, Reading band The Amazons (featuring my brother on bass) have released their new album, and it is amazing! Go buy/download/listen to it everywhere, you won't regret it open.spotify.com/album/6PXuxQ...
open.spotify.com
21st Century Fiction
The Amazons · Album · 2025 · 13 songs
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Cricinfo @cricinfo.com · 06/05/2025
Rougher squares at #IPL2025 have been a key factor in the increase in reverse swing, not just the reintroduction of saliva to shine the ball. Sidharth Monga explains: bit.ly/4jYmcqK
Saliva may not be the only reason we're seeing reverse swing this IPL
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Aaron Briggs @aab1871.bsky.social · 06/05/2025
Really nice to be asked to comment on old ball swing in the IPL for this great, in-depth piece. Data and science can help challenge the myths that pervade the cricket narrative, even when there is little evidence supporting them. #cricket #ipl www.espncricinfo.com/story/ipl-20...
espncricinfo.com
Saliva may not be the only reason we're seeing reverse swing this IPL
The rougher squares this year have fulfilled the precondition for reverse swing in a span as short as 20 overs
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Aaron Briggs @aab1871.bsky.social · 02/05/2025
New, short, blog post looking at some of the ways I hope cricket might change in the next few years: swingdoctor.substack.com/p/three-ways... This was inspired by the 'myth-busting' I did on the Good Areas pod, and looks at where I hope tactical narrative and analysis in the sport can get to!
swingdoctor.substack.com
Three Ways I Hope Cricket Changes By 2030
A mini manifesto on how science and reason can change the game for the better.
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Hypocaust @hypocaust.bsky.social · 25/04/2025
The latest episode of Red Inker with Jarrod Kimber is an essential listen. Consultant data analyst for ECB, Aaron Briggs, provides a deep dive into the science behind swing bowling. www.youtube.com/watch?v=XQTD...
youtube.com
Cricket's Hawk Tuah Boy Aaron Briggs | Red Inker Cricket Podcast
YouTube video by Good Areas Live
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Aaron Briggs @aab1871.bsky.social · 25/04/2025
Just reposting this for anyone who has listen to Good Areas this week - this is the variation I was talking about. Very cool to see someone explain elite skill is such detail, the type of thinking we definitely need more of!
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Aaron Briggs @aab1871.bsky.social · 25/04/2025
YouTube version of the Good Areas pod is also now up if you'd prefer to look at my rosy cheeks while listening to some swing bowling chat!
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Aaron Briggs @aab1871.bsky.social · 24/04/2025
Had a fun time chatting to @jarrodkimber.bsky.social on Good Areas this week about all things swing bowling (even if I'm not sure I quite live up to the moniker he's given me...) Check it out on Spotify here: open.spotify.com/episode/2zHO...
open.spotify.com
Cricket's Hawk Tauh Boy Aaron Briggs | Red Inker
Good Areas Podcast · Episode
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Aaron Briggs @aab1871.bsky.social · 04/04/2025
Some tea-break reading for all the cricket data nerds out there: swingdoctor.substack.com/p/cricket-da... My latest blog post looks at some basic cricket data science principals in Elo Ratings and Expected runs, and even teaches you how to calculate them yourself!
swingdoctor.substack.com
Cricket Data Science 101: Elo Ratings and the Power of DLS Par Score
Sharing some tools for anyone interested in crunching some cricket numbers
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Aaron Briggs @aab1871.bsky.social · 04/04/2025
After the relentlessness of the IPL, the County Championship starting feels like a old friend come to help you relax and enjoy some slow-paced, story-laden red ball cricket. Shout out to all the players, coaches, analysts and ground-staff for their winter hard work, and the sun for coming out!
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Aaron Briggs @aab1871.bsky.social · 20/03/2025
This really shouldn't make any difference in white ball cricket, unless Fisherman's Friend's Indian market share has had a huge bump recently
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