W8A. Empirical Paper Structure, IMRaD, Reading Strategies

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1. Summary

1.1 The IMRaD Structure for Empirical Papers

1.1.1 Overview of IMRaD

IMRaD is an acronym that stands for Introduction, Methods, Results, and Discussion. It represents the standard organizational structure for an empirical research paper, which is a paper based on evidence from observation or experimentation. This format provides a logical flow, guiding the reader from the initial research question to the final conclusions in a clear and standardized way.

1.1.2 The Hourglass/Bow Tie Analogy

The IMRaD structure is often compared to an hourglass or a bow tie. This analogy helps visualize the flow of information in the paper.

1. Broad Opening (The Top of the Hourglass): The Introduction starts with a broad overview of the research topic, establishing the context and background. It gradually narrows down to identify a specific problem or gap in existing knowledge.
2. Narrow Focus (The Middle of the Hourglass): The Methods and Results sections are the narrowest part of the paper. They are highly specific, detailing exactly how the study was conducted and what the direct findings were.
3. Broad Conclusion (The Bottom of the Hourglass): The Discussion broadens the focus again. It interprets the specific results, relates them back to the broader context established in the introduction, discusses the implications of the findings, and suggests directions for future research.

1.2 Components of an IMRaD Paper

1.2.1 Introduction (I)

The goal of the Introduction is to provide the necessary background and context for the research. It sets the stage for the rest of the paper.

• Purpose: To explain what is currently known about the topic, identify a gap or problem in that knowledge, and state the research questions or hypotheses that the study will address.
• Key Questions to Answer:
  • What is the problem?
  • Why is it important?
  • What are the specific research questions?
• Language Features:
  • Tenses: The present tense is often used to state general truths or current knowledge, while the past tense may be used to describe previous studies.
  • Reporting Information: Phrases like “Previous studies have shown…”, “According to [Author]…”, or “Research indicates…” are common.
  • Transitions: Words like “However,” “Therefore,” and “In contrast” are used to build a logical argument and transition between ideas.

1.2.2 Method (M)

The Method section describes in detail how the research was conducted. It should be clear enough for another researcher to replicate the study.

• Purpose: To outline the step-by-step procedure of the research, including the participants, materials, and data analysis techniques used.
• Key Questions to Answer:
  • Who were the participants?
  • What materials or instruments were used?
  • What was the exact procedure?
• Language Features:
  • Tense: The past tense is predominantly used because it describes what was done.
  • Structure: The passive voice is frequently used (e.g., “Participants were recruited…” instead of “We recruited participants…”) to maintain an objective tone and focus on the action rather than the researcher.
  • Descriptive Phrases: Precise and detailed language is used to describe the procedure without ambiguity.

1.2.3 Results (R)

The Results section presents the findings of the study in a direct and objective manner, often using tables, figures, and statistical analysis.

• Purpose: To report the data that was collected and the outcomes of any statistical analyses. This section should state the findings without interpretation or speculation.
• Key Questions to Answer:
  • What were the main findings?
  • What did the data show?
• Language Features:
  • Tense: The past tense is used to describe the results that were found.
  • Reporting Results: Specific phrases are used to report data, such as “The analysis revealed that…”, “There was a significant difference between…”, or “As shown in Table 1…”.
  • Participants: Participants are referred to consistently (e.g., “the participants,” “the experimental group”).

1.2.4 Discussion (aD)

The Discussion is where the results are interpreted, evaluated, and linked back to the existing literature.

• Purpose: To explain the meaning of the findings, discuss their implications, acknowledge any limitations of the study, and suggest areas for future research. It answers the “So what?” question.
• Key Questions to Answer:
  • What do the results mean?
  • How do the findings relate to the research questions and the existing literature?
  • What are the limitations of the study?
  • What are the broader implications?
• Language Features:
  • Tenses: A mix of tenses is used. The past tense may be used to summarize the findings (“Our study found that…”), while the present tense is used to interpret and discuss their significance (“These results suggest that…”).
  • Transitions: Comparison and contrast transitions are important for relating the findings to existing literature (e.g., “Consistent with previous research…”, “In contrast to [Author]’s findings…”).

1.3 Strategies for Reading Empirical Articles

1.3.1 Initial Assessment

Before diving deep into an article, perform an initial assessment to understand its core message.

• Address the Title: What does the title tell you about the study’s topic and scope?
• Analyze the Abstract: The abstract is a concise summary. Identify the following:
  • Goal: What was the main purpose of the study?
  • Method: How was the research conducted?
  • Achievements: What were the key findings?

1.3.2 In-Depth Section Analysis

Read each section with a specific set of questions in mind to ensure a thorough understanding.

• Introduction: What are the main research questions?
• Method: Can you describe the research procedure in your own words?
• Results: Which part of this section is the most informative or surprising?
• Discussion: Why is this section needed? What is its main contribution?
• Conclusion: Could the paper do without this section? What final message does it convey?