The Ledger, every show

Every statement that passed quotation and attribution checks, across all 44 shows. Pick shows below, then mix any filter with any other.

shows every show 44 of 44
every show
clear all ✕
NO PRIORS Prediction Not checkable as stated
Sal Khan: Diamond Age AI tutors will be reality in 3-5 years
“そして、私は次の三年から五年以内に、ニル・スティブンソンが、 千九百九十四年に書いたことが、ほぼ全て現実になると思います。”
Sal Khan Aug 17, 2023 ▶ 26:22 No Priors Ep. 28 | With Khan Academy’s Creator Sal Khan (Japanese Version)
NO PRIORS Prediction Held up
Sal Khan predicts most teachers will use AI for grading by 2024
“五年後にはほとんどの教師が生成案を使って授業計画、採点、進行状況報告、評価基準作成を行うのは安全だと思います。小さい、すでに来年の後半にそれが実現する可能性があります。”
Sal Khan Aug 17, 2023 ▶ 30:42 No Priors Ep. 28 | With Khan Academy’s Creator Sal Khan (Japanese Version)
NO PRIORS Prediction Not checkable as stated
Khan: AI tutors will provide students' best college recommendations within a decade
“I could imagine in five or 10 years, you're gonna get your best college recommendation from Conmigo.”
Sal Khan Aug 17, 2023 ▶ 20:54 No Priors Ep. 28 | With Khan Academy’s Creator Sal Khan
NO PRIORS Assertion Supported
Khan: Khan World School students are learning three to four times faster
“At Khan World School, actually, we just documented, we were almost embarrassed to say the results. You know, Steve Levitt of Freakonomics fame, he actually looked at it himself because he was like, this, is this real? And he's like, oh, it's real. I mean, thes…”
Sal Khan Aug 17, 2023 ▶ 23:10 No Priors Ep. 28 | With Khan Academy’s Creator Sal Khan
NO PRIORS Prediction Open · timeframe Aug 2028
Khan: Almost all teachers will use generative AI within five years
“I think it will be safe to say that in five years, almost all teachers will be using generative AI for lesson planning, grading, Progress reports, rubric creation.”
Sal Khan Aug 17, 2023 ▶ 27:31 No Priors Ep. 28 | With Khan Academy’s Creator Sal Khan
NO PRIORS Prediction Not checkable as stated
Khan: Generative AI will not dramatically alter structural challenges facing universities
“I think, I don't think generative AI dramatically changes what was already going to happen to universities.”
Sal Khan Aug 17, 2023 ▶ 39:40 No Priors Ep. 28 | With Khan Academy’s Creator Sal Khan
HOW I BUILT THIS Assertion Partly supported
Khan: 15 to 60 minutes weekly on Khan Academy prevented COVID learning loss
“What we saw in twenty-twenty-one is that the students who put in an average of 15 minutes on Khan Academy a week in a school setting, they actually saw no COVID learning loss, And that students who put in 30 to 60 minutes, they accelerated almost 40% faster th…”
Sal Khan Jul 27, 2023 ▶ 2:46 When AI is your personal tutor with Sal Khan of Khan Academy
HOW I BUILT THIS Prediction Open · timeframe Jul 2028
Khan: AI tutoring will help Khan Academy achieve two-sigma learning gains
“Essentially, old Khan Academy or base Khan Academy trying to get to that first standard deviation. And, but now with the AI, we can go to that second standard deviation.”
Sal Khan Jul 27, 2023 ▶ 16:55 When AI is your personal tutor with Sal Khan of Khan Academy
HOW I BUILT THIS Assertion Partly supported
Khan: Majority of minority-majority US schools lack Algebra II and Physics
“A majority of minority-majority schools, so that's a mouthful, but a majority of minority-majority schools don't offer courses like Algebra II, Physics, Et cetera. Not to even mention things like AP courses or IB courses.”
Sal Khan Jul 27, 2023 ▶ 30:09 When AI is your personal tutor with Sal Khan of Khan Academy
HOW I BUILT THIS Prediction Held up
Khan: Immersive AI 'holodeck' simulations are 3 to 5 years away
“You know, there's a world now where you can talk to historical characters, and we're probably three to five years away where you could share a room with Benjamin Franklin or Julius Caesar or Cleopatra and immerse yourself. It'll, it'll be literally the holodec…”
Sal Khan Jul 27, 2023 ▶ 34:50 When AI is your personal tutor with Sal Khan of Khan Academy
NO PRIORS Prediction Held up
Khan: Students will video conference with AI tutors within five years
“And then I think in three to five years, yeah, you're going to be able to video conference with your tutor, which then makes it like a real thing that you can have a long journey with.”
Sal Khan Aug 17, 2023 ▶ 21:26 No Priors Ep. 28 | With Khan Academy’s Creator Sal Khan
NO PRIORS Prediction Not checkable as stated
Khan: Elite universities will survive regardless of ROI as social clubs
“I think you're going to have a world where the very elite universities People join those. Yes. It's almost like you're joining a cast. You're joining a club. So I think they're going to be fine. I think that, you know, whether or not they can justify the ROI, …”
Sal Khan Aug 17, 2023 ▶ 40:17 No Priors Ep. 28 | With Khan Academy’s Creator Sal Khan
a16z Assertion Partly supported
Sal Khan: 40% of teachers used ChatGPT within months of release
“Within a month or two, 40% of teachers were using this very imperfect tool for themselves for things like lesson planning, and students were already using it”
Sal Khan Jul 27, 2023 ▶ 10:46 Classroom 2050: Unleashing AI, XR, Gaming
a16z Prediction Held up
Sal Khan: Khan Academy launching AI college essay tool within months
“In a couple of months we're going to be launching something, we're going to initially do it for college essays, which is a whole other, this is the first college admission cycle in the chat GPT era, so it's going to be very interesting.”
Sal Khan Jul 27, 2023 ▶ 17:16 Classroom 2050: Unleashing AI, XR, Gaming
a16z Assertion Not checkable as stated
Khan: Average US student learns only 0.6 to 0.7 grade levels yearly
“And that's because the average American student learns about .6 to .7 grade levels per year. Which, yeah, after 12 years, you're at a seventh grade level.”
Sal Khan Jul 27, 2023 ▶ 31:41 Classroom 2050: Unleashing AI, XR, Gaming
a16z Assertion Partly supported
Khan: 30–60 mins weekly on Khan Academy accelerates learning by 40%–50%
“Students put in 30 to 60 minutes a week, so not like a huge amount. They're accelerating 40, 50%.”
Sal Khan Jul 27, 2023 ▶ 32:07 Classroom 2050: Unleashing AI, XR, Gaming
a16z Prediction Not checkable as stated
Khan: Star Trek-style immersive VR learning will happen in next 5 years
“And then I think you start to merge these things with platforms like you're hearing, and it becomes completely immersive. You can go to ancient Rome, you could talk to Caesar, you could talk to Cleopatra It, it's like the holodeck on Star Trek, and I honestly …”
Sal Khan Jul 27, 2023 ▶ 34:50 Classroom 2050: Unleashing AI, XR, Gaming
HOW I BUILT THIS Assertion Partly supported
Google and the Gates Foundation each granted Khan Academy $2 million in 2010
“And by fall of 2010, both the Google and the Gates Foundation each gave about two million dollars. So we had a four million dollar initial funding for that first two years to hire up a team, internationalize, and start scaling Khan Academy.”
Sal Khan Dec 8, 2025 ▶ 1:01:06 Khan Academy: Sal Khan. From Tutoring His Cousins to Teaching the World For Free (September 2020)
NO PRIORS Assertion Not publicly verifiable
Khan: Lab School students advance two grade levels yearly without generative AI
“And at Khan Lab School, we've consistently seen it, you know, at least 1.5 to two grade levels in a year. And this is before, before generative AI.”
Sal Khan Aug 17, 2023 ▶ 23:36 No Priors Ep. 28 | With Khan Academy’s Creator Sal Khan
NO PRIORS Assertion Supported
Khan: OpenAI approached Khan Academy before finishing GPT-4's first training run
“They hadn't even finished the first training run of GPT-IV, but they said, you know, we think it's going to be done in about two weeks, and we think This is going to be the model that really wakes up people to the power of generative AI. We want two reasons wh…”
Sal Khan Aug 17, 2023 ▶ 33:58 No Priors Ep. 28 | With Khan Academy’s Creator Sal Khan
NO PRIORS Assertion Not yet assessed · timeframe Aug 2023
Khan: Bill Gates challenged OpenAI to build an AI passing AP Biology
“It turns out that Bill Gates, when he saw GPT-III, he's like, oh, this is cool. But we all know GPT-III really didn't have a good handle on knowledge, and he told the OpenAI team, he's like, I'll be impressed if this could pass the AP Biology exam. He literall…”
Sal Khan Aug 17, 2023 ▶ 34:37 No Priors Ep. 28 | With Khan Academy’s Creator Sal Khan
NO PRIORS Assertion Supported
Khan: OpenAI does not use Khanmigo student interactions for model training
“None of the interactions, and this is to credit to open AI, none of the interactions are being used to train the AI.”
Sal Khan Aug 17, 2023 ▶ 39:01 No Priors Ep. 28 | With Khan Academy’s Creator Sal Khan
a16z Prediction Not checkable as stated
Khan: Hesitancy to adopt edtech will exacerbate educational inequality
“And don't let fear get in the way of trying something out, because if we do that, all that's going to happen is all of our kids are going to benefit from all of this. I'm not worried about them, but then the other kids are not, and then that's going to create …”
Sal Khan Jul 27, 2023 ▶ 38:14 Classroom 2050: Unleashing AI, XR, Gaming
HOW I BUILT THIS Prediction Not checkable as stated
Khan: School writing assignments will have to shift to in-class work
“And so my best guess of where, let's say, term papers or homework is going to have to evolve to is, especially in something like writing, you're going to have to do some in-class writing.”
Sal Khan Jul 27, 2023 ▶ 22:30 When AI is your personal tutor with Sal Khan of Khan Academy
HOW I BUILT THIS Assertion Partly supported
Khan: Khan Academy costs $60M to $70M annually to operate
“It costs On the order of 60, seventy million a year to run Khan Academy, both to, you know, just our server costs are six, seven million dollars a year, and then obviously all of the engineers, et cetera”
Sal Khan Jul 27, 2023 ▶ 25:43 When AI is your personal tutor with Sal Khan of Khan Academy
HOW I BUILT THIS Assertion Not checkable as stated
Khan: Khanmigo costs $10 to $15 per month per user to run
“Conmigo has a very real marginal cost to it. It costs on the order of let's call it 10 to 15 dollars per month.”
Sal Khan Jul 27, 2023 ▶ 26:53 When AI is your personal tutor with Sal Khan of Khan Academy
HOW I BUILT THIS Assertion Not checkable as stated
Ann Doerr wired Sal Khan $100,000 after their first lunch meeting
“10 minutes later, I'm driving into my driveway, and I get a text message from Ann, and it says, you really need to be supporting yourself. I've just wired you a 100,000 dollars.”
Sal Khan Sep 21, 2020 ▶ 56:10 Khan Academy: Sal Khan
HOW I BUILT THIS Assertion Not checkable as stated
How remote tutoring moved Sal Khan's cousin from remedial to advanced math
“And the same Nadia who was only a few months ago put into a remedial class was now put into an advanced math class.”
Sal Khan Dec 8, 2025 ▶ 23:56 Khan Academy: Sal Khan. From Tutoring His Cousins to Teaching the World For Free (September 2020)
HOW I BUILT THIS Assertion Supported
Khan Academy reached hundreds of thousands of regular users by 2009
“And by 2007, 2008, it was in the tens of thousands of people. And by 2009, it was in the hundreds of thousands of people were using it on our, on a regular basis.”
Sal Khan Dec 8, 2025 ▶ 36:12 Khan Academy: Sal Khan. From Tutoring His Cousins to Teaching the World For Free (September 2020)
HOW I BUILT THIS Assertion Not checkable as stated
Khan Academy was rejected by roughly 20 major foundations before securing funding
“By this point, have been rejected by so many major foundations, probably about 20 of them,”
Sal Khan Dec 8, 2025 ▶ 52:01 Khan Academy: Sal Khan. From Tutoring His Cousins to Teaching the World For Free (September 2020)
HOW I BUILT THIS Assertion Supported
Philanthropist Ann Doerr wired Sal Khan $100,000 to cover his living expenses
“I'm driving into my driveway, and I get a text message from Ann, and it says, you really need to be supporting yourself. I've just wired you a 100,000 dollars.”
Sal Khan Dec 8, 2025 ▶ 53:10 Khan Academy: Sal Khan. From Tutoring His Cousins to Teaching the World For Free (September 2020)
HOW I BUILT THIS Assertion Supported
The College Board pays Khan Academy to create free SAT prep
“Over time, the relationship has evolved where they actually pay us resources to create free test prep which is, you know, that's the type of revenue I love because it's, it helps sustain us, but it's free to the student.”
Sal Khan Dec 8, 2025 ▶ 1:08:28 Khan Academy: Sal Khan. From Tutoring His Cousins to Teaching the World For Free (September 2020)
NO PRIORS Assertion Not publicly verifiable
Sal Khan: Sidwell Friends was first school using Khan Academy in 2007
“有名な話としては、トゥータズンセブン年に最初にKana Academyを利用したのは、シドウェル・フレンズ校でした。これは、DCリレイミリエリトナ学校でありジョーウィン議員や大統領の子供たちが通っていますしかし実際には五年生の教室でジョン・モールウェイの先生が最初に使っていました彼は私が作成していた自家製のソフトウェアを利用していました”
Sal Khan Aug 17, 2023 ▶ 7:08 No Priors Ep. 28 | With Khan Academy’s Creator Sal Khan (Japanese Version)
NO PRIORS Assertion Supported
Khan Academy Kids reaches nearly two million children primarily in the US
“We have Khan Academy kids, which is used by nearly two million kids, primarily in America. It's actually kind of turning into like the Sesame Street of this generation. Really great efficacy studies. Kids are spending an average of 90 minutes a month on it, wh…”
Sal Khan Aug 17, 2023 ▶ 11:47 No Priors Ep. 28 | With Khan Academy’s Creator Sal Khan
a16z Assertion Supported
Sal Khan: Khanmigo refuses to give direct answers to students
“If you ask Conmigo hey, tell me the answer, it will not tell you the answer, but say I'm your tutor, it'll act Socratic and say, well, what do you think is the next step?”
Sal Khan Jul 27, 2023 ▶ 11:55 Classroom 2050: Unleashing AI, XR, Gaming
a16z Assertion Partly supported
Khan: Detroit 8th grade math proficiency fell from 6% to 3% post-pandemic
“You know, people have looked at the NAEP results, and I think it was Detroit had three percent of kids, and I think they were eighth graders who were proficient in math, three percent. It's like, wow, the pandemic was pretty bad. Well, before the pandemic was …”
Sal Khan Jul 27, 2023 ▶ 30:43 Classroom 2050: Unleashing AI, XR, Gaming
HOW I BUILT THIS Assertion Supported
Khan: Khan Academy daily usage surged from 30M to 90M minutes in March 2020
“Our traffic went from about thirty million learning minutes per day to about ninety million learning minutes per day, pretty much within that week.”
Sal Khan Jul 27, 2023 ▶ 1:29 When AI is your personal tutor with Sal Khan of Khan Academy
HOW I BUILT THIS Assertion Not checkable as stated
Khan: GPT-4 was still pretty bad at math during early testing
“Especially in those early days, it was Still pretty bad at math.”
Sal Khan Jul 27, 2023 ▶ 7:51 When AI is your personal tutor with Sal Khan of Khan Academy
HOW I BUILT THIS Assertion Not checkable as stated
Khan: 1M district students pay Khan Academy roughly $10 annually
“We now have about a million students in districts where they're paying on the order of about 10 dollars per student per year, To get all of these other things.”
Sal Khan Jul 27, 2023 ▶ 26:19 When AI is your personal tutor with Sal Khan of Khan Academy
HOW I BUILT THIS Assertion Contradicted
Khan Academy had hundreds of thousands of regular users by 2009
“By fall of 2009, there were several 100,000 folks who were using The stuff I was making on a regular basis.”
Sal Khan Sep 21, 2020 ▶ 42:58 Khan Academy: Sal Khan
HOW I BUILT THIS Assertion Not checkable as stated
Khan Academy was initially rejected by roughly 20 major foundations
“By this point have been rejected by so many major foundations, probably about 20 of them.”
Sal Khan Sep 21, 2020 ▶ 55:02 Khan Academy: Sal Khan
HOW I BUILT THIS Assertion Partly supported
Google and the Gates Foundation granted $4M to Khan Academy in 2010
“And by fall of 2010, both the Google and the Gates Foundation each gave about two million dollars. So we had a four million dollar initial funding for that first two years to hire up a team, internationalize, and start scaling Khan Academy.”
Sal Khan Sep 21, 2020 ▶ 1:04:10 Khan Academy: Sal Khan
HOW I BUILT THIS Assertion Partly supported
Sal Khan personally produces almost all Khan Academy math and science videos
“Now, you know, we don't have a lot of folks making videos. I still make A lot of them. I pretty much make all of the math and science video. And then we have a few other folks who are doing some history videos and some language arts videos.”
Sal Khan Sep 21, 2020 ▶ 1:09:11 Khan Academy: Sal Khan
HOW I BUILT THIS Assertion Supported
Khan recorded 400 SAT video solutions without College Board permission
“I had actually made some SAT videos for Navia and my cousins. I actually went through the SAT practice book, and I did every problem in the book on video for my cousins, so that it was a 400 something problems, and I was afraid that the college board was going…”
Sal Khan Sep 21, 2020 ▶ 1:11:31 Khan Academy: Sal Khan
HOW I BUILT THIS Assertion Not checkable as stated
COVID-19 surged Khan Academy's monthly traffic from 20M to 30M students
“You know, we normally see about, pre-COVID, it was about twenty million students were coming per month, and that increased to thirty million, and then they were also spending 50% more Time on the site. and then, you know, our registrations went through the ro…”
Sal Khan Sep 21, 2020 ▶ 1:14:18 Khan Academy: Sal Khan
HOW I BUILT THIS Assertion Supported
Sal Khan was the lead growler in a high school death metal band
“I was the lead growler of a death metal band.”
Sal Khan Dec 8, 2025 ▶ 9:37 Khan Academy: Sal Khan. From Tutoring His Cousins to Teaching the World For Free (September 2020)
HOW I BUILT THIS Assertion Partly supported
Sal Khan still creates nearly all Khan Academy math and science videos
“I pretty much make all of the math and science video, and then we have a few other folks who are doing some history videos and some language arts videos.”
Sal Khan Dec 8, 2025 ▶ 1:05:23 Khan Academy: Sal Khan. From Tutoring His Cousins to Teaching the World For Free (September 2020)
NO PRIORS Assertion Not checkable as stated
Khan: Khan Academy capped early registrations at 10,000 due to server crashes
“I actually stopped registrations on that at 10,000, because once again, it was crashing my 30 dollar a month web hosting, and my cousins weren't able to use it.”
Sal Khan Aug 17, 2023 ▶ 5:52 No Priors Ep. 28 | With Khan Academy’s Creator Sal Khan
Made with StarZero

Turn any episode into a week of clips.

This entire site, thousands of episodes across every show transcribed, diarized, checked and made playable, runs on the StarZero media pipeline. Drop in your own episode and the podcast clipper finds the moments worth sharing, cuts them, captions them, and reframes them for every feed.