Court backs Southwest's technology-assisted review with keywords

In August 2021 a federal court in California held that Southwest Airlines' use of keyword searches with technology-assisted review was consistent with a reasonable inquiry in a class action.

  • Not rated an organization

    The order approves the approach in one sentence and reports no result from the technology-assisted review.

Depth runs from 1, a convenience or time saved, to 5, a life or a livelihood preserved.

Status
Intended benefit.
Evidence

foundstudiedreportedclaimed

An independent court document supports the benefit.

The system’s part
Not isolated. The court approved the approach in one sentence and did not examine the review. The order does not describe the technology or show that it learns from data.
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Benefit type
Reduced Task Cost
System
Technology-assisted review, used with keyword searches
Made by
Not named in the order
Used by
Southwest Airlines Co. (defendant)
Where
California, United States
Date
, when the source was published
Kind
Benefit created
Broad benefit
Processing Information, Getting Information
Collections
Scrutiny and findings
Last revised
1 November 2026

Sources

  1. Court document, by authors with no tie to the system.

    United States District Court for the Northern District of California (Judge Phyllis J. Hamilton). Huntsman v. Southwest Airlines Co., No. 19-cv-00083-PJH, Discovery Order (Doc. 131), 10 August 2021, pp. 3-5. CourtListener RECAP copy.

    Southwest's approach to using keyword searches and technology-assisted review in tandem does not offend the court's expectation that the parties conduct a reasonable inquiry as required by the rules.

Details

AI system

Workflow

Southwest disclosed seven custodians whose electronic files a first phase of review would cover. Southwest used keyword searches and technology-assisted review in tandem.

Follow-up

Conditions for replication

The parties conduct a reasonable inquiry as the discovery rules require. Discovery stays within the class certified on pay for short-term military leave.

Entry details

Sector

Legal services / e-discovery.

Purpose

A vendor that the order does not name built the technology-assisted review software to identify responsive documents in custodians' electronic files.

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Cite this record

Peter H. Vartanian. (2026). Court backs Southwest's technology-assisted review with keywords (AIBD-0993). Artificial Intelligence Benefits Database, edition of 1 November 2026. https://petervartanian.xyz/aibd/records/AIBD-0993.html (archived at https://doi.org/10.7910/DVN/AADSII, version 7.0)

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