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Communication Skills Improvement Course
More than 2 million students worldwide

Communication Skills Improvement Course

Strong communication skills are the single most visible factor separating professionals who get results from those who get overlooked. This course gives you a complete, practical toolkit covering listening, writing, speaking, and influence. Every module is built around real workplace scenarios so you can apply what you learn immediately.

Dedika for businesses

What you will learn:

You will learn how to identify and eliminate the communication habits that create confusion, conflict, and missed opportunities at work. The course covers active listening, nonverbal signals, verbal precision, professional writing, and high-stakes presentations. You will also develop assertiveness skills, master structured feedback models, and learn how to communicate strategically across organizational levels. Supplementary modules address cross-cultural communication, emotional intelligence, digital etiquette, and leadership dialogue. By the end, you will have a clear personal development plan and the practical skills to execute it.

How you study in practice Communication Skills Improvement Course

How you practice Communication Skills Improvement Course

For companies that want to train their team

With Dedika for Business, the course includes exercises and examples tailored to your own business and the way your company needs.

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Course content

8 Chapters • 39 LessonsDuration between 4 and 360 hours (you decide)

Chapter 1See details

Foundations of Effective Communication

  • Lesson 1 • Barriers to Clear Communication

    Categorizes physical, psychological, semantic, and cultural barriers. Learners practice diagnosing barriers in realistic workplace scenarios.

  • Lesson 2 • Core Principles of Message Clarity

    Introduces the 7 Cs of communication as a practical framework. Learners apply each principle to sample messages for immediate skill transfer.

  • Lesson 3 • The Communication Process Explained

    Examines the sender-receiver model, noise, and feedback loops. Establishes shared vocabulary used throughout the entire course.

  • Lesson 4 • Self-Assessment of Communication Style

    Guides learners through structured self-evaluation tools to identify strengths and blind spots. Results inform a personal development plan.

Chapter 2See details

Active Listening Mastery

  • Lesson 1 • Empathetic Listening in the Workplace

    Extends active listening to emotional content and speaker perspective. Learners practice suspending judgment to build trust and psychological safety.

  • Lesson 2 • Listening Feedback and Reflection

    Introduces structured reflection tools to evaluate listening performance after interactions. Connects listening quality to measurable communication outcomes.

  • Lesson 3 • Overcoming Listening Distractions

    Identifies internal and external distractions that derail listening quality. Learners apply focus strategies in simulated high-distraction environments.

  • Lesson 4 • Hearing Versus Listening

    Distinguishes automatic auditory processing from intentional listening. Establishes why most professionals default to passive hearing under pressure.

  • Lesson 5 • Techniques for Active Listening

    Teaches paraphrasing, summarizing, and clarifying questions as core tools. Each technique is practiced through paired exercises.

Chapter 3See details

Nonverbal Communication and Body Language

  • Lesson 1 • Voice, Tone, and Paralanguage

    Covers pitch, pace, volume, and pause as meaning-carrying elements. Learners record and analyze their own vocal delivery for targeted improvement.

  • Lesson 2 • Controlling Your Own Nonverbal Output

    Teaches intentional management of posture, gesture, and facial expression. Learners practice congruence between verbal and nonverbal messages.

  • Lesson 3 • Categories of Nonverbal Communication

    Maps the full range of nonverbal channels including gesture, posture, and proxemics. Provides a classification system used in all subsequent sections.

  • Lesson 4 • Nonverbal Communication in Virtual Settings

    Adapts nonverbal principles to video and audio-only channels. Addresses camera presence, framing, and digital body language cues.

  • Lesson 5 • Reading Others' Nonverbal Cues

    Trains learners to observe clusters of nonverbal signals rather than isolated cues. Reduces misinterpretation through context-aware reading.

Chapter 4See details

Verbal Communication and Word Choice

  • Lesson 1 • Adapting Vocabulary to Your Audience

    Teaches audience analysis to calibrate vocabulary complexity and tone. Covers adjustments for technical, executive, and cross-functional audiences.

  • Lesson 2 • Structuring Spoken Messages

    Introduces PREP, STAR, and other verbal structuring frameworks. Learners apply frameworks to impromptu and planned speaking situations.

  • Lesson 3 • Inclusive and Respectful Language

    Addresses language that excludes, stereotypes, or alienates audiences. Learners audit sample communications and apply inclusive alternatives.

  • Lesson 4 • The Power of Precise Language

    Contrasts vague and specific language using workplace examples. Learners rewrite ambiguous statements to demonstrate measurable precision gains.

  • Lesson 5 • Positive and Constructive Framing

    Demonstrates how word choice shapes perception and emotional response. Learners reframe negative statements into constructive, solution-focused language.

Chapter 5See details

Written Communication Excellence

  • Lesson 1 • Reports, Memos, and Proposals

    Teaches the structure and conventions of formal workplace documents. Learners draft a short report using a provided template and rubric.

  • Lesson 2 • Principles of Professional Writing

    Establishes core standards for workplace writing including purpose, audience, and format. Differentiates professional writing from casual or academic styles.

  • Lesson 3 • Writing Under Time Pressure

    Develops strategies for producing quality written output quickly. Learners practice timed writing tasks with structured feedback on speed and quality.

  • Lesson 4 • Editing and Proofreading Discipline

    Builds a systematic editing process covering grammar, clarity, and consistency. Learners apply a multi-pass editing checklist to their own drafts.

  • Lesson 5 • Email and Messaging Best Practices

    Covers subject lines, structure, and response etiquette for email and instant messaging. Learners revise poorly written samples to meet professional standards.

Chapter 6See details

Interpersonal Communication and Feedback

  • Lesson 1 • Building Rapport and Trust

    Identifies the behavioral drivers of interpersonal trust and rapport. Learners apply trust-building behaviors in simulated professional relationship scenarios.

  • Lesson 2 • Navigating Difficult Conversations

    Provides a step-by-step framework for preparing and conducting high-stakes conversations. Covers emotional regulation and de-escalation within professional contexts.

  • Lesson 3 • Receiving and Acting on Feedback

    Builds skills for receiving critical feedback without defensiveness. Learners develop a personal protocol for processing and applying feedback constructively.

  • Lesson 4 • Assertive Communication Fundamentals

    Distinguishes assertive, passive, and aggressive communication styles. Learners practice assertive expression of needs and boundaries in role-play scenarios.

  • Lesson 5 • Giving Effective Feedback

    Teaches SBI and other structured feedback models for clarity and impact. Learners practice delivering feedback that is specific, behavioral, and forward-focused.

Chapter 7See details

Presentation and Public Speaking Skills

  • Lesson 1 • Delivery Techniques for Impact

    Covers eye contact, movement, gesture, and vocal variety as delivery tools. Learners deliver short segments and receive structured peer feedback.

  • Lesson 2 • Designing Audience-Centered Presentations

    Applies audience analysis to content selection, structure, and visual design. Learners build a presentation outline aligned to audience needs and objectives.

  • Lesson 3 • Presenting Data and Complex Information

    Translates complex data into clear, memorable visual and verbal narratives. Learners practice simplifying technical content for non-specialist audiences.

  • Lesson 4 • Engaging and Interacting with Audiences

    Teaches techniques for maintaining audience attention and encouraging participation. Covers question handling and real-time adaptation to audience signals.

  • Lesson 5 • Managing Presentation Anxiety

    Explains the physiology of speaking anxiety and reframes it as performance energy. Learners apply breathing, rehearsal, and cognitive techniques to reduce anxiety.

Chapter 8See details

Strategic Communication in Organizations

  • Lesson 1 • Communicating Through Change

    Addresses how to communicate organizational change to reduce resistance and build buy-in. Covers timing, channel selection, and message sequencing during transitions.

  • Lesson 2 • Persuasion and Influence Strategies

    Applies classical and contemporary persuasion principles to professional communication. Learners craft persuasive messages using ethos, pathos, and logos frameworks.

  • Lesson 3 • Stakeholder Analysis and Mapping

    Teaches systematic identification and prioritization of communication stakeholders. Learners build a stakeholder map for a real or simulated organizational scenario.

  • Lesson 4 • Cross-Functional and Upward Communication

    Develops skills for communicating across departments and with senior leadership. Learners practice adapting message depth and framing for different organizational levels.

  • Lesson 5 • Measuring Communication Effectiveness

    Introduces metrics and feedback mechanisms for evaluating communication impact. Learners design a simple communication audit for a workplace scenario.

Certification

Your valid completion certificate

This course is for you:

  • Mid-level professionals: struggling to get ideas heard in meetings.

  • New managers: needing to lead conversations with clarity and confidence.

  • Career changers: entering roles where communication is central to success.

  • Technical specialists: whose expertise is undermined by unclear explanations.

  • Entrepreneurs: pitching, negotiating, and building client relationships daily.

  • HR and team leads: handling sensitive feedback and conflict conversations regularly.

What our students say

Your classes are perfect. I purchased the one-year package and finally have the opportunity to follow various topics of my interest without needing to switch platforms... I thank you for everything you do, I've already recommended you to other people...
Giulio Carlo
Giulio CarloDigital Marketing Student
I like how the lessons are straight to the point and how I can switch chapters and skip content I don't need.
Mariana Ferres
Mariana FerresPhotography Student
I like the content and the presentation style and video transcription, which speeds up the process!
Luciana Alvarenga
Luciana AlvarengaNail Design Student
The platform is fast, simple to use. The diversity of content and complementary videos really help with learning.
André Felipe
André FelipePrompt Engineering Student

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