The Nature-Nurture-Nietzsche Newsletter

Investor Due Diligence Report

substackScience

The newsletter of Professor Steve Stewart-Williams. Evolutionary psychology, sex differences, nature and nurture, science, philosophy, and more.

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Key Metrics

Subscribers

16K

1.1K paid

Verified

Weekly Growth

~0%

Subscriber count is a platform estimate

Revenue Analysis

Pricing

$9/mo

$80/yr annual option

Est. Monthly Revenue

$7K

1.1K paid subs

$7K/mo – $7K/mo(±0%)

Engagement

Avg Comments/Post

2.7

Avg Likes/Post

22.8

Engagement Rate

0.16%

(comments + likes) / subscribers

Quality & Publishing

Audience Quality Score

51Fair

0100

Publishing Pace

Weekly

1.4 posts/week

Publishing Consistency

45/100

Variable (~6.0d avg)

Competitive Landscape (Science)

Newsletter	Subscribers	Weekly Growth	Price	Platform
The Intrinsic Perspective	70K	+0.7%	$7/mo	substack
Starts With A Bang	62K	N/A	Free	substack
The Roots of Progress	58K	N/A	$10/mo	substack
Unsettled Science	53K	N/A	$5/mo	substack

Revenue Trajectory

Estimated monthly revenue over time

Month	Subscribers	Est. Revenue	Change
Mar 2026	16K	$7,425.6	—
Apr 2026	16K	$7,425.6	~0%

Risk Assessment

Key risk factors for due diligence

Medium

Platform Dependency

Uses substack platform

Medium

Publishing Consistency

Variable publishing frequency

Medium

Key Person

Single-author publication — key-person dependency

Low

Revenue Model

Active paid subscription tier

Monetization Readiness

Monetization status

Subscriber threshold

16K subscribers — above the 2K category median for first paid tier

Has paid tier

Active paid subscription offering

Peer monetization

100% of 32 similar-size peers in Science have paid tiers

Pricing position

$9/mo vs $5/mo category median (283 newsletters)

Pricing History

Date	Monthly	Annual
Mar 2026	$9	$80

Data Quality

Report Data QualityFull - All metrics available

Subscriber Confidenceverified

Disclaimer: This report is generated automatically based on publicly available data and proprietary estimation models. Estimated subscriber counts are derived from engagement patterns and should be verified through direct disclosure. Revenue estimates are based on known pricing and estimated paid subscriber counts. This report is for informational purposes only and should not be the sole basis for investment decisions.

Component	Score	Weight
Engagement Rate	42/100	30%
Paid Subscriber Ratio	75/100	25%
Publishing Consistency	16/100	10%