MMasters in Business
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CommunicationWilliam D. Cohan

Reporting-First Writing

Build authoritative writing from reporting, evidence, and chronology

Difficulty
Moderate
Time to result
~weeks to results
Steps
6
Confidence
97%

Reporting-First Writing treats prose as the final output of an evidence pipeline rather than the starting point. The writer begins with a question, then combines oral history, documentary research, institutional history, and investigative reporting to uncover how the subject actually works. A detailed chronology helps distinguish inherited mythology from verifiable events and exposes causal links that a surface account would miss. Only after the evidence has been assembled and reconciled does drafting begin. The resulting work may be denser and slower to read, but it gives readers enough detail to understand the sequence, revisit important claims, and trust the account. The method is especially effective for organizations whose public image differs from their operational history.

Origin

William D. Cohan attributes the core maxim to Columbia Journalism School professor Mel Mencher and describes applying it throughout his deeply reported books. Extracted from Masters in Business.

Core principles

  • 01Strong writing begins with original reporting
  • 02Evidence should drive the narrative
  • 03Chronology reveals causes and consequences
  • 04Multiple research modes expose an institution's DNA

How to run it

  1. 1

    Choose a Question Worth Reporting

    Define the institution, person, or event you want to understand and identify what the conventional account leaves unexplained.

    Pro tip Start with a contradiction between the public story and the available facts.

    Watch out Do not begin with a conclusion that the reporting is expected to validate.

  2. 2

    Collect Multiple Forms of Evidence

    Combine interviews, documents, historical records, investigative reporting, and direct observation. Each source type should compensate for weaknesses in the others.

    Pro tip Ask interviewees for documents, names, and events that can be independently checked.

    Watch out A vivid interview is not a substitute for corroboration.

  3. 3

    Reconstruct the Chronology

    Arrange the evidence in sequence so that decisions, incentives, and consequences become visible. Resolve conflicting dates or accounts before drafting.

    Pro tip Maintain a separate timeline containing sources for every consequential event.

    Watch out A mistaken sequence can create a false causal story.

  4. 4

    Find the Subject's DNA

    Look for recurring incentives, behaviors, structures, and decisions that persist across eras. Use these patterns to explain the mechanism beneath isolated events.

    Pro tip Pay special attention to foundational choices that later leaders repeatedly reproduce.

    Watch out Do not force a pattern when the evidence only supports coincidence.

  5. 5

    Write From the Reporting

    Draft each section from the verified evidence and use detail to make the mechanism understandable. Remove unsupported flourishes and claims.

    Pro tip If a passage feels empty, return to reporting instead of decorating the prose.

    Watch out Polished language cannot repair an evidentiary gap.

  6. 6

    Audit the Reader's Understanding

    Reread for chronology, attribution, and clarity. Make sure a reader can distinguish fact, interpretation, and uncertainty.

    Pro tip Flag every sentence that a skeptical reader might ask you to prove.

    Watch out Density without structure can obscure otherwise excellent reporting.

In the wild

Uncovering GE's Founding Story

While researching General Electric, Cohan quickly found that the familiar claim that Thomas Edison founded GE did not accurately describe the merger that created it. He traced Edison General Electric, Thomson-Houston, Charles Coffin, J.P. Morgan, and Edison's opposition to the transaction, replacing a celebrated corporate myth with a documented chronology.

→ The research produced a more accurate explanation of GE's origins and showed that mergers and acquisitions were embedded in the company's history from the beginning.

Investigating a Company's Culture

An author researching a failed technology company interviews former executives, reviews board records, reconstructs financing rounds, and maps product decisions against cash constraints. Instead of blaming one executive, the chronology reveals an incentive system that repeatedly rewarded growth claims over customer retention.

→ The final account explains the reusable organizational mechanism behind the failure rather than merely retelling its most dramatic moments.

Common mistakes

Writing Before Reporting

Starting with polished prose encourages the writer to defend an early narrative rather than follow the evidence. Report until the central mechanism and chronology are supportable.

Relying on Corporate Mythology

An institution's repeated origin story may be useful branding rather than accurate history. Test it against records and contemporaneous accounts.

Confusing Detail With Structure

A large volume of facts does not automatically create understanding. Organize the evidence around chronology, mechanisms, and consequences.

Is it for you?

Best for

It is best for journalists, authors, analysts, and researchers producing evidence-rich long-form work.

Not ideal for

It is not ideal for quick commentary, purely imaginative fiction, or assignments with no opportunity for research.

From the transcript

“you can't write writing, you can only write reporting.”

William D. Cohan · 1:34:05

“if you don't do the reporting, you can't write anything.”

William D. Cohan · 1:34:14

“I like to get at the d n A of these firms or these companies”

William D. Cohan · 19:13

From the episode

William D. Cohan on the Rise and Fall of GE

William D. Cohan

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