Mark Maurice

An agnostic studying religion. Too intelligent to believe, too afraid not to. Likes long walks in the woods with short women. Will work for scotch.

[GP Q @argosaki]

BREASTMILK
She thought she was studying milk.
What she uncovered was a conversation.

In 2008, evolutionary anthropologist Katie Hinde was working in a primate research lab in California, analyzing breast milk from rhesus macaque mothers. She had hundreds of samples and thousands of data points. Everything looked ordinary—until one pattern refused to go away.

Mothers raising sons produced milk richer in fat and protein.
Mothers raising daughters produced a larger volume with different nutrient balances.

It was consistent. Repeatable. And deeply uncomfortable for the scientific consensus.

Colleagues suggested error. Noise. Statistical coincidence.
But Katie trusted the data.

And the data pointed to a radical idea.

Milk is not just nutrition.
It is information.

For decades, biology treated breast milk as simple fuel. Calories in. Growth out. But if milk were only calories, why would it change depending on the sex of the baby?

Katie kept digging.

Across more than 250 mothers and over 700 sampling events, the story grew more complex. Younger, first-time mothers produced milk with fewer calories but significantly higher levels of cortisol—the stress hormone.

The babies who drank it grew faster.
They were also more alert, more cautious, more anxious.

Milk wasn’t just building bodies.
It was shaping behavior.

Then came the discovery that changed everything.

When a baby nurses, microscopic amounts of saliva flow back into the breast. That saliva carries biological signals about the infant’s immune system. If the baby is getting sick, the mother’s body detects it.

Within hours, the milk changes.

White blood cells surge.
Macrophages multiply.
Targeted antibodies appear.

When the baby recovers, the milk returns to baseline.

This was not coincidence.
It was call and response.

A biological dialogue refined over millions of years. Invisible—until someone thought to listen.

As Katie reviewed existing research, she noticed something unsettling. There were twice as many scientific studies on erectile dysfunction as on breast milk composition.

The first food every human consumes.
The substance that shaped our species.
Largely ignored.

So she did something bold.

She launched a blog with a deliberately provocative name: Mammals Suck Milk.
It exploded. Over a million readers in its first year. Parents. Doctors. Scientists. People asking questions research had skipped.

The discoveries kept coming.

Milk changes by time of day.
Foremilk differs from hindmilk.
Human milk contains over 200 oligosaccharides babies can’t digest—because they exist to feed beneficial gut bacteria.
Every mother’s milk is biologically unique.

In 2017, Katie brought this work to a TED stage. In 2020, it reached a global audience through Netflix’s Babies. Today, at Arizona State University’s Comparative Lactation Lab, she continues reshaping how medicine understands infant development, neonatal care, formula design, and public health.

The implications are staggering.

Milk has been evolving for more than 200 million years—longer than dinosaurs walked the Earth. What we once dismissed as simple nourishment is one of the most sophisticated communication systems biology has ever produced.

Katie Hinde didn’t just study milk.
She revealed that nourishment is intelligence.
A living, responsive system shaping who we become before we ever speak.

All because one scientist refused to accept that half the story was “measurement error.”

Sometimes the biggest revolutions begin by listening to what everyone else ignores.

[Mark Maurice @Fuissee]

@ajthecpa1226 Meanwhile, my private foundation just received a Notice of Intent to Levy without prior receipt of any of the required assessment notices.

[Mark Maurice @Fuissee]

@PKubeyEA Have done it. Easy as pie.

[Mark Maurice @Fuissee]

@wolfofx Liquid Sky

[Mark Maurice @Fuissee]

@GlennMason50207 @wolfofx a/k/a “Twinkle Twinkle Killer Caine”.

[Jen G. @vegasstarfish]

Obviously America is going through it right now, but specifically in Las Vegas and at MGM Resorts it feels like we are gearing up for lower tourism, a possible recession and department closings. With quiet rounds of layoffs taking place every couple of weeks, is this a restructuring or something bigger? #vegas #lasvegas #vegasstarfish #vegashotels #vegaslocal

[Lincoln Square @LincolnSquareHQ]

MAGA House Republicans are holding hearings on rolling back walk-in cooler refrigeration standards while federal workers are being fired, Social Security is being gutted, and our national security is being compromised by America's worst cabinet picks ever. @Rep_Stansbury isn't having any of it.

[Mark Maurice @Fuissee]

Had a sole proprietor CPA with a boutique HNW practice who was doing about 10 returns for our family office. Suddenly passed away a few years ago on April 5th. There followed a mad cross country dash from MI to CT to recover files (thanks to his widow for allowing access) and work through last- minute extensions. Great guy. Miss him, but now use a regional firm with a robust tax department forevermore.

[Mark Maurice @Fuissee]

@JWellsTax Owning rental property isn't an "investment", its a business.

[Mark Maurice @Fuissee]

@RetroMoviesDB Perfect pacing.

[Mark Maurice @Fuissee]

@StuartKlinke You already have too much time on your hands.

[Mark Maurice @Fuissee]

@elonmusk And what does that make the UnitedStates, which are also governments governed by a government?

[Mark Maurice @Fuissee]

@ginnyhogan_ Chief financial officer for family office or family foundation.

[Mark Maurice @Fuissee]

@RossKneeDeep

[Danny Huang, MD @YuhaoHuangMD]

Reversible opening of blood-brain barrier is here. @NEJM study showed that low-intensity focused ultrasound can temporarily open the blood-brain barrier to augment antibody-based removal of amyloid plaque in patients with Alzheimer’s disease by up to 63%.

https://t.co/aT6aGHfYfr

[Army Chaplain Corps @ArmyChaplains]

In 1791, under an act of Congress, President Washington appointed Rev. John Hurt to serve as the first official U.S. Army chaplain, formally establishing the chaplaincy in the U.S. military.

#ArmyChaplainCorps250 | #SacredService

[Mark Maurice @Fuissee]

@StuartKlinke Imagine all the effort it took to haul it all the way out there when they could have just disposed of it properly.

[Mark Maurice @Fuissee]

@andreamacdcpa @LizDoogCPA Or Greatland/Yearli.

[Malcolm Guite @malcolmguite]

Free tickets available now for my Cambridge lecture on William Blake. All welcome https://t.co/wAGRU961N2

[Mark Maurice @Fuissee]

@lawyer4SMBs Oh! Oh! Oh!, choose me.